Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)

cve CVE-2026-94400 2 sources, 3 claims · Watch

NVD writes:
Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130) the claim

Severity: medium GitHub advisories
MEDIUM NVD
CVSS: 6.5 GitHub advisories
6.5 NVD
Vendor: Elastic NVD
Product: Kibana NVD
CWE: CWE-400 GitHub advisories
CWE-400 NVD

How far exploitation has got

No public code known
Proof of concept
Proof of concept, verified
A Metasploit module
Exploited in the wild
Used in ransomware campaigns

Timeline

2026-09-26	first spoke of it: Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive...	GitHub advisories
2026-09-26	first spoke of it: Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)	NVD

What it is to other things

affects	elastic/kibana NVD
made_by	elastic NVD

Every value, with what each source said and its receipt

Property Source Said Means here

Automatable

automatable

NVD

At least one of those steps needs a person.

receipt

Source: NVD
Its words: no
Read by: field:cve.metrics.ssvcV203[].ssvcData.options[].automatable
Said since: 2026-10-06 12:31 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 12:31 UTC	no
2026-09-29 09:39 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Kibana",
            "vendor": "Elastic",
            "versions": [
              {
                "lessThanOrEqual": "8.19.21",
                "status": "affected",
                "version": "8.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.4.6",
                "status": "affected",
                "version": "9.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.5.2",
                "status": "affected",
                "version": "9.5.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@elastic.co"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C4646200-614E-4F99-B564-94BD3B267B12",
                "versionEndExcluding": "8.19.22",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "51B034B7-56C9-4DBE-87EC-7B4268C1B426",
                "versionEndExcluding": "9.4.7",
                "versionStartIncluding": "9.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "09DBAE82-4348-4189-BFB0-E7D7549FD2D2",
                "versionEndExcluding": "9.5.3",
                "versionStartIncluding": "9.5.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)"
      }
    ],
    "id": "CVE-2026-94400",
    "lastModified": "2026-09-29T20:08:27.480",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6,
          "source": "security@elastic.co",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-94400",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-26T22:59:41.757778Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-26T21:16:56.513",
    "references": [
      {
        "source": "security@elastic.co",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://discuss.elastic.co/t/kibana-8-19-22-9-4-7-9-5-3-security-update-esa-2026-181/390685"
      }
    ],
    "sourceIdentifier": "security@elastic.co",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@elastic.co",
        "type": "Secondary"
      }
    ]
  }
}

—

CVSS

cvss

GitHub advisories

6.5

receipt

Source: GitHub advisories
Said since: 2026-09-27 10:07 UTC
Last answered: 2026-10-06 17:41 UTC
Original: open at the source

This source has not kept a receipt for this claim yet. The next update that reads it will.

—

CVSS

cvss

NVD

6.5

receipt

Source: NVD
Its words: 6.5
Read by: field:cve.metrics.cvssMetricV31[type=Primary].cvssData.baseScore || field:cve.metrics.cvssMetricV31[].cvssData.baseScore
Said since: 2026-09-29 09:39 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Kibana",
            "vendor": "Elastic",
            "versions": [
              {
                "lessThanOrEqual": "8.19.21",
                "status": "affected",
                "version": "8.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.4.6",
                "status": "affected",
                "version": "9.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.5.2",
                "status": "affected",
                "version": "9.5.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@elastic.co"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C4646200-614E-4F99-B564-94BD3B267B12",
                "versionEndExcluding": "8.19.22",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "51B034B7-56C9-4DBE-87EC-7B4268C1B426",
                "versionEndExcluding": "9.4.7",
                "versionStartIncluding": "9.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "09DBAE82-4348-4189-BFB0-E7D7549FD2D2",
                "versionEndExcluding": "9.5.3",
                "versionStartIncluding": "9.5.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)"
      }
    ],
    "id": "CVE-2026-94400",
    "lastModified": "2026-09-29T20:08:27.480",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6,
          "source": "security@elastic.co",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-94400",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-26T22:59:41.757778Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-26T21:16:56.513",
    "references": [
      {
        "source": "security@elastic.co",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://discuss.elastic.co/t/kibana-8-19-22-9-4-7-9-5-3-security-update-esa-2026-181/390685"
      }
    ],
    "sourceIdentifier": "security@elastic.co",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@elastic.co",
        "type": "Secondary"
      }
    ]
  }
}

—

CVSS vector

cvss_vector

NVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

receipt

Source: NVD
Its words: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Read by: field:cve.metrics.cvssMetricV31[type=Primary].cvssData.vectorString || field:cve.metrics.cvssMetricV31[].cvssData.vectorString
Said since: 2026-10-06 12:31 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 12:31 UTC	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
2026-09-29 09:39 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Kibana",
            "vendor": "Elastic",
            "versions": [
              {
                "lessThanOrEqual": "8.19.21",
                "status": "affected",
                "version": "8.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.4.6",
                "status": "affected",
                "version": "9.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.5.2",
                "status": "affected",
                "version": "9.5.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@elastic.co"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C4646200-614E-4F99-B564-94BD3B267B12",
                "versionEndExcluding": "8.19.22",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "51B034B7-56C9-4DBE-87EC-7B4268C1B426",
                "versionEndExcluding": "9.4.7",
                "versionStartIncluding": "9.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "09DBAE82-4348-4189-BFB0-E7D7549FD2D2",
                "versionEndExcluding": "9.5.3",
                "versionStartIncluding": "9.5.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)"
      }
    ],
    "id": "CVE-2026-94400",
    "lastModified": "2026-09-29T20:08:27.480",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6,
          "source": "security@elastic.co",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-94400",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-26T22:59:41.757778Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-26T21:16:56.513",
    "references": [
      {
        "source": "security@elastic.co",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://discuss.elastic.co/t/kibana-8-19-22-9-4-7-9-5-3-security-update-esa-2026-181/390685"
      }
    ],
    "sourceIdentifier": "security@elastic.co",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@elastic.co",
        "type": "Secondary"
      }
    ]
  }
}

—

CWE

cwe

GitHub advisories

CWE-400

receipt

Source: GitHub advisories
Said since: 2026-09-27 10:07 UTC
Last answered: 2026-10-06 17:41 UTC
Original: open at the source

This source has not kept a receipt for this claim yet. The next update that reads it will.

—

CWE

cwe

NVD

CWE-400

receipt

Source: NVD
Its words: CWE-400
Read by: field:cve.weaknesses[].description[].value
Said since: 2026-10-06 12:31 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 12:31 UTC	CWE-400
2026-09-29 09:39 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Kibana",
            "vendor": "Elastic",
            "versions": [
              {
                "lessThanOrEqual": "8.19.21",
                "status": "affected",
                "version": "8.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.4.6",
                "status": "affected",
                "version": "9.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.5.2",
                "status": "affected",
                "version": "9.5.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@elastic.co"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C4646200-614E-4F99-B564-94BD3B267B12",
                "versionEndExcluding": "8.19.22",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "51B034B7-56C9-4DBE-87EC-7B4268C1B426",
                "versionEndExcluding": "9.4.7",
                "versionStartIncluding": "9.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "09DBAE82-4348-4189-BFB0-E7D7549FD2D2",
                "versionEndExcluding": "9.5.3",
                "versionStartIncluding": "9.5.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)"
      }
    ],
    "id": "CVE-2026-94400",
    "lastModified": "2026-09-29T20:08:27.480",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6,
          "source": "security@elastic.co",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-94400",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-26T22:59:41.757778Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-26T21:16:56.513",
    "references": [
      {
        "source": "security@elastic.co",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://discuss.elastic.co/t/kibana-8-19-22-9-4-7-9-5-3-security-update-esa-2026-181/390685"
      }
    ],
    "sourceIdentifier": "security@elastic.co",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@elastic.co",
        "type": "Secondary"
      }
    ]
  }
}

—

Exploitation

exploitation

NVD

none

No evidence of exploitation, and no public proof of concept.

receipt

Source: NVD
Its words: none
Read by: field:cve.metrics.ssvcV203[].ssvcData.options[].exploitation
Said since: 2026-10-06 12:31 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 12:31 UTC	none
2026-09-29 09:39 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Kibana",
            "vendor": "Elastic",
            "versions": [
              {
                "lessThanOrEqual": "8.19.21",
                "status": "affected",
                "version": "8.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.4.6",
                "status": "affected",
                "version": "9.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.5.2",
                "status": "affected",
                "version": "9.5.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@elastic.co"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C4646200-614E-4F99-B564-94BD3B267B12",
                "versionEndExcluding": "8.19.22",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "51B034B7-56C9-4DBE-87EC-7B4268C1B426",
                "versionEndExcluding": "9.4.7",
                "versionStartIncluding": "9.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "09DBAE82-4348-4189-BFB0-E7D7549FD2D2",
                "versionEndExcluding": "9.5.3",
                "versionStartIncluding": "9.5.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)"
      }
    ],
    "id": "CVE-2026-94400",
    "lastModified": "2026-09-29T20:08:27.480",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6,
          "source": "security@elastic.co",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-94400",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-26T22:59:41.757778Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-26T21:16:56.513",
    "references": [
      {
        "source": "security@elastic.co",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://discuss.elastic.co/t/kibana-8-19-22-9-4-7-9-5-3-security-update-esa-2026-181/390685"
      }
    ],
    "sourceIdentifier": "security@elastic.co",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@elastic.co",
        "type": "Secondary"
      }
    ]
  }
}

—

Product

product

NVD

Kibana

receipt

Source: NVD
Its words: Kibana
Read by: field:cve.affected[].affectedData[].product
Said since: 2026-09-29 17:49 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-09-29 17:49 UTC	Kibana
2026-09-29 09:39 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Kibana",
            "vendor": "Elastic",
            "versions": [
              {
                "lessThanOrEqual": "8.19.21",
                "status": "affected",
                "version": "8.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.4.6",
                "status": "affected",
                "version": "9.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.5.2",
                "status": "affected",
                "version": "9.5.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@elastic.co"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C4646200-614E-4F99-B564-94BD3B267B12",
                "versionEndExcluding": "8.19.22",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "51B034B7-56C9-4DBE-87EC-7B4268C1B426",
                "versionEndExcluding": "9.4.7",
                "versionStartIncluding": "9.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "09DBAE82-4348-4189-BFB0-E7D7549FD2D2",
                "versionEndExcluding": "9.5.3",
                "versionStartIncluding": "9.5.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)"
      }
    ],
    "id": "CVE-2026-94400",
    "lastModified": "2026-09-29T20:08:27.480",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6,
          "source": "security@elastic.co",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-94400",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-26T22:59:41.757778Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-26T21:16:56.513",
    "references": [
      {
        "source": "security@elastic.co",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://discuss.elastic.co/t/kibana-8-19-22-9-4-7-9-5-3-security-update-esa-2026-181/390685"
      }
    ],
    "sourceIdentifier": "security@elastic.co",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@elastic.co",
        "type": "Secondary"
      }
    ]
  }
}

—

Severity

severity

GitHub advisories

medium

receipt

Source: GitHub advisories
Said since: 2026-09-27 10:07 UTC
Last answered: 2026-10-06 17:41 UTC
Original: open at the source

This source has not kept a receipt for this claim yet. The next update that reads it will.

—

Severity

severity

NVD

MEDIUM

From 4.0 to 6.9.

receipt

Source: NVD
Its words: MEDIUM
Read by: field:cve.metrics.cvssMetricV31[type=Primary].cvssData.baseSeverity || field:cve.metrics.cvssMetricV31[].cvssData.baseSeverity
Said since: 2026-10-06 12:31 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 12:31 UTC	MEDIUM
2026-09-29 09:39 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Kibana",
            "vendor": "Elastic",
            "versions": [
              {
                "lessThanOrEqual": "8.19.21",
                "status": "affected",
                "version": "8.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.4.6",
                "status": "affected",
                "version": "9.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.5.2",
                "status": "affected",
                "version": "9.5.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@elastic.co"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C4646200-614E-4F99-B564-94BD3B267B12",
                "versionEndExcluding": "8.19.22",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "51B034B7-56C9-4DBE-87EC-7B4268C1B426",
                "versionEndExcluding": "9.4.7",
                "versionStartIncluding": "9.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "09DBAE82-4348-4189-BFB0-E7D7549FD2D2",
                "versionEndExcluding": "9.5.3",
                "versionStartIncluding": "9.5.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)"
      }
    ],
    "id": "CVE-2026-94400",
    "lastModified": "2026-09-29T20:08:27.480",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6,
          "source": "security@elastic.co",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-94400",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-26T22:59:41.757778Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-26T21:16:56.513",
    "references": [
      {
        "source": "security@elastic.co",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://discuss.elastic.co/t/kibana-8-19-22-9-4-7-9-5-3-security-update-esa-2026-181/390685"
      }
    ],
    "sourceIdentifier": "security@elastic.co",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@elastic.co",
        "type": "Secondary"
      }
    ]
  }
}

medium

Status

status

NVD

Analyzed

receipt

Source: NVD
Its words: Analyzed
Read by: field:cve.vulnStatus
Said since: 2026-10-02 12:00 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-02 12:00 UTC	Analyzed
2026-09-29 17:49 UTC	Undergoing Analysis
2026-09-29 09:39 UTC	Awaiting Analysis

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Kibana",
            "vendor": "Elastic",
            "versions": [
              {
                "lessThanOrEqual": "8.19.21",
                "status": "affected",
                "version": "8.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.4.6",
                "status": "affected",
                "version": "9.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.5.2",
                "status": "affected",
                "version": "9.5.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@elastic.co"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C4646200-614E-4F99-B564-94BD3B267B12",
                "versionEndExcluding": "8.19.22",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "51B034B7-56C9-4DBE-87EC-7B4268C1B426",
                "versionEndExcluding": "9.4.7",
                "versionStartIncluding": "9.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "09DBAE82-4348-4189-BFB0-E7D7549FD2D2",
                "versionEndExcluding": "9.5.3",
                "versionStartIncluding": "9.5.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)"
      }
    ],
    "id": "CVE-2026-94400",
    "lastModified": "2026-09-29T20:08:27.480",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6,
          "source": "security@elastic.co",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-94400",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-26T22:59:41.757778Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-26T21:16:56.513",
    "references": [
      {
        "source": "security@elastic.co",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://discuss.elastic.co/t/kibana-8-19-22-9-4-7-9-5-3-security-update-esa-2026-181/390685"
      }
    ],
    "sourceIdentifier": "security@elastic.co",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@elastic.co",
        "type": "Secondary"
      }
    ]
  }
}

—

Technical impact

technical_impact

NVD

partial

The attacker gains limited control, or limited information.

receipt

Source: NVD
Its words: partial
Read by: field:cve.metrics.ssvcV203[].ssvcData.options[].technicalImpact
Said since: 2026-10-06 12:31 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-10-06 12:31 UTC	partial
2026-09-29 09:39 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Kibana",
            "vendor": "Elastic",
            "versions": [
              {
                "lessThanOrEqual": "8.19.21",
                "status": "affected",
                "version": "8.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.4.6",
                "status": "affected",
                "version": "9.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.5.2",
                "status": "affected",
                "version": "9.5.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@elastic.co"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C4646200-614E-4F99-B564-94BD3B267B12",
                "versionEndExcluding": "8.19.22",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "51B034B7-56C9-4DBE-87EC-7B4268C1B426",
                "versionEndExcluding": "9.4.7",
                "versionStartIncluding": "9.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "09DBAE82-4348-4189-BFB0-E7D7549FD2D2",
                "versionEndExcluding": "9.5.3",
                "versionStartIncluding": "9.5.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)"
      }
    ],
    "id": "CVE-2026-94400",
    "lastModified": "2026-09-29T20:08:27.480",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6,
          "source": "security@elastic.co",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-94400",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-26T22:59:41.757778Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-26T21:16:56.513",
    "references": [
      {
        "source": "security@elastic.co",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://discuss.elastic.co/t/kibana-8-19-22-9-4-7-9-5-3-security-update-esa-2026-181/390685"
      }
    ],
    "sourceIdentifier": "security@elastic.co",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@elastic.co",
        "type": "Secondary"
      }
    ]
  }
}

—

Vendor

vendor

NVD

Elastic

receipt

Source: NVD
Its words: Elastic
Read by: field:cve.affected[].affectedData[].vendor
Said since: 2026-09-29 17:49 UTC
Last answered: 2026-10-06 12:41 UTC
Original: open at the source

2026-09-29 17:49 UTC	Elastic
2026-09-29 09:39 UTC	—

What the source handed over

{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Kibana",
            "vendor": "Elastic",
            "versions": [
              {
                "lessThanOrEqual": "8.19.21",
                "status": "affected",
                "version": "8.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.4.6",
                "status": "affected",
                "version": "9.0.0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "9.5.2",
                "status": "affected",
                "version": "9.5.0",
                "versionType": "semver"
              }
            ]
          }
        ],
        "source": "security@elastic.co"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "C4646200-614E-4F99-B564-94BD3B267B12",
                "versionEndExcluding": "8.19.22",
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              },
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              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)"
      }
    ],
    "id": "CVE-2026-94400",
    "lastModified": "2026-09-29T20:08:27.480",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6,
          "source": "security@elastic.co",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-94400",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-26T22:59:41.757778Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-26T21:16:56.513",
    "references": [
      {
        "source": "security@elastic.co",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://discuss.elastic.co/t/kibana-8-19-22-9-4-7-9-5-3-security-update-esa-2026-181/390685"
      }
    ],
    "sourceIdentifier": "security@elastic.co",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-400"
          }
        ],
        "source": "security@elastic.co",
        "type": "Secondary"
      }
    ]
  }
}

—

Every claim, by kind

vulnerability

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130) zetlyn/cve-nvd · 2026-09-26	automatable no cvss 6.5 cvss_vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H cwe CWE-400 exploitation none product Kibana severity MEDIUM status Analyzed technical_impact partial vendor Elastic	source
Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive... zetlyn/cve-ghsa · 2026-09-26	cvss 6.5 cwe CWE-400 severity medium	source
Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive... zetlyn/cve-ghsa · 2026-09-26	cvss 6.5 cwe CWE-400 severity medium	source