A user able to connect to Agent 2 can inject an Oracle TNS connection string via the 'service' parameter. This can lead to Agent 2 connectin…

cve CVE-2026-23927 1 source, 1 claim · Watch

NVD writes:
A user able to connect to Agent 2 can inject an Oracle TNS connection string via the 'service' parameter. This can lead to Agent 2 connecting to an attacker-controlled server and leaking Oracle database credentials if they are saved in a named session. the claim
Severity
MEDIUM NVD
CVSS
6.5 NVD
Vendor
Zabbix NVD
Product
Zabbix NVD
CWE
CWE-522 NVD

How far exploitation has got

  1. No public code known
  2. Proof of concept
  3. Proof of concept, verified
  4. A Metasploit module
  5. Exploited in the wild
  6. Used in ransomware campaigns

Timeline

2026-05-06first spoke of it: A user able to connect to Agent 2 can inject an Oracle TNS connection string via the 'service' parameter. This can lead to Agent 2 connecting to an attacker-controlled server and leaking Oracle database credentials if they are saved in a named session.NVD

A user able to connect to Agent 2 can inject an Oracle TNS connection string via the 'service' parameter. This can lead to Agent 2 connecting to an attacker-controlled server and leaking Oracle database credentials if they are saved in a named session.

What it is to other things

affectszabbix/zabbix
NVD
made_byzabbix
NVD
Every value, with what each source said and its receipt
PropertySourceSaidMeans here
Automatable
automatable
NVDno
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 12:29 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 12:29 UTCno
2026-09-29 09:45 UTC—
What the source handed over
{
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      {
        "affectedData": [
          {
            "defaultStatus": "unknown",
            "modules": [
              "Agent2"
            ],
            "product": "Zabbix",
            "repo": "https://git.zabbix.com/",
            "vendor": "Zabbix",
            "versions": [
              {
                "changes": [
                  {
                    "at": "6.0.45",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "6.0.44",
                "status": "affected",
                "version": "6.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.0.24",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.0.23",
                "status": "affected",
                "version": "7.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.4.8",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.4.7",
                "status": "affected",
                "version": "7.4.0",
                "versionType": "git"
              }
            ]
          }
        ],
        "source": "security@zabbix.com"
      }
    ],
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}
—
CVSS
cvss
NVD6.5
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 09:45 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
What the source handed over
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            ],
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—
Cvss4
cvss4
NVD5.1
receipt
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NVD
Its words
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Read by
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Said since
2026-10-06 12:29 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 12:29 UTC5.1
2026-09-29 09:45 UTC—
What the source handed over
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}
—
Cvss4 vector
cvss4_vector
NVDCVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
receipt
Source
NVD
Its words
CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Read by
field:cve.metrics.cvssMetricV40[type=Primary].cvssData.vectorString || field:cve.metrics.cvssMetricV40[].cvssData.vectorString
Said since
2026-10-06 12:29 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 12:29 UTCCVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
2026-09-29 09:45 UTC—
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unknown",
            "modules": [
              "Agent2"
            ],
            "product": "Zabbix",
            "repo": "https://git.zabbix.com/",
            "vendor": "Zabbix",
            "versions": [
              {
                "changes": [
                  {
                    "at": "6.0.45",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "6.0.44",
                "status": "affected",
                "version": "6.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.0.24",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.0.23",
                "status": "affected",
                "version": "7.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.4.8",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.4.7",
                "status": "affected",
                "version": "7.4.0",
                "versionType": "git"
              }
            ]
          }
        ],
        "source": "security@zabbix.com"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "1E7AE210-21FF-41EE-8130-339B9541C3D7",
                "versionEndExcluding": "6.0.45",
                "versionStartIncluding": "6.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "44821417-4549-40BA-95DB-79C174EB9D5A",
                "versionEndExcluding": "7.0.24",
                "versionStartIncluding": "7.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "05916880-BA46-450D-A180-40D10B2C27C5",
                "versionEndExcluding": "7.4.8",
                "versionStartIncluding": "7.4.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "A user able to connect to Agent 2 can inject an Oracle TNS connection string via the 'service' parameter. This can lead to Agent 2 connecting to an attacker-controlled server and leaking Oracle database credentials if they are saved in a named session."
      }
    ],
    "id": "CVE-2026-23927",
    "lastModified": "2026-09-18T15:26:56.730",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 1.2,
          "impactScore": 5.2,
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ],
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "NOT_DEFINED",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "HIGH",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "security@zabbix.com",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-23927",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-05-06T13:00:05.597736Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-05-06T08:16:02.940",
    "references": [
      {
        "source": "security@zabbix.com",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://support.zabbix.com/browse/ZBX-27759"
      }
    ],
    "sourceIdentifier": "security@zabbix.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-522"
          }
        ],
        "source": "security@zabbix.com",
        "type": "Secondary"
      }
    ]
  }
}
—
CVSS vector
cvss_vector
NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
receipt
Source
NVD
Its words
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Read by
field:cve.metrics.cvssMetricV31[type=Primary].cvssData.vectorString || field:cve.metrics.cvssMetricV31[].cvssData.vectorString
Said since
2026-10-06 12:29 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 12:29 UTCCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
2026-09-29 09:45 UTC—
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unknown",
            "modules": [
              "Agent2"
            ],
            "product": "Zabbix",
            "repo": "https://git.zabbix.com/",
            "vendor": "Zabbix",
            "versions": [
              {
                "changes": [
                  {
                    "at": "6.0.45",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "6.0.44",
                "status": "affected",
                "version": "6.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.0.24",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.0.23",
                "status": "affected",
                "version": "7.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.4.8",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.4.7",
                "status": "affected",
                "version": "7.4.0",
                "versionType": "git"
              }
            ]
          }
        ],
        "source": "security@zabbix.com"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "1E7AE210-21FF-41EE-8130-339B9541C3D7",
                "versionEndExcluding": "6.0.45",
                "versionStartIncluding": "6.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "44821417-4549-40BA-95DB-79C174EB9D5A",
                "versionEndExcluding": "7.0.24",
                "versionStartIncluding": "7.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "05916880-BA46-450D-A180-40D10B2C27C5",
                "versionEndExcluding": "7.4.8",
                "versionStartIncluding": "7.4.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "A user able to connect to Agent 2 can inject an Oracle TNS connection string via the 'service' parameter. This can lead to Agent 2 connecting to an attacker-controlled server and leaking Oracle database credentials if they are saved in a named session."
      }
    ],
    "id": "CVE-2026-23927",
    "lastModified": "2026-09-18T15:26:56.730",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 1.2,
          "impactScore": 5.2,
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ],
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "NOT_DEFINED",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "HIGH",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "security@zabbix.com",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-23927",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-05-06T13:00:05.597736Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-05-06T08:16:02.940",
    "references": [
      {
        "source": "security@zabbix.com",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://support.zabbix.com/browse/ZBX-27759"
      }
    ],
    "sourceIdentifier": "security@zabbix.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-522"
          }
        ],
        "source": "security@zabbix.com",
        "type": "Secondary"
      }
    ]
  }
}
—
CWE
cwe
NVDCWE-522
receipt
Source
NVD
Its words
CWE-522
Read by
field:cve.weaknesses[].description[].value
Said since
2026-10-06 12:29 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 12:29 UTCCWE-522
2026-09-29 09:45 UTC—
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unknown",
            "modules": [
              "Agent2"
            ],
            "product": "Zabbix",
            "repo": "https://git.zabbix.com/",
            "vendor": "Zabbix",
            "versions": [
              {
                "changes": [
                  {
                    "at": "6.0.45",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "6.0.44",
                "status": "affected",
                "version": "6.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.0.24",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.0.23",
                "status": "affected",
                "version": "7.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.4.8",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.4.7",
                "status": "affected",
                "version": "7.4.0",
                "versionType": "git"
              }
            ]
          }
        ],
        "source": "security@zabbix.com"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "1E7AE210-21FF-41EE-8130-339B9541C3D7",
                "versionEndExcluding": "6.0.45",
                "versionStartIncluding": "6.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "44821417-4549-40BA-95DB-79C174EB9D5A",
                "versionEndExcluding": "7.0.24",
                "versionStartIncluding": "7.0.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "05916880-BA46-450D-A180-40D10B2C27C5",
                "versionEndExcluding": "7.4.8",
                "versionStartIncluding": "7.4.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "A user able to connect to Agent 2 can inject an Oracle TNS connection string via the 'service' parameter. This can lead to Agent 2 connecting to an attacker-controlled server and leaking Oracle database credentials if they are saved in a named session."
      }
    ],
    "id": "CVE-2026-23927",
    "lastModified": "2026-09-18T15:26:56.730",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 1.2,
          "impactScore": 5.2,
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ],
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "NOT_DEFINED",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "HIGH",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "security@zabbix.com",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2026-23927",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "partial"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-05-06T13:00:05.597736Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-05-06T08:16:02.940",
    "references": [
      {
        "source": "security@zabbix.com",
        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://support.zabbix.com/browse/ZBX-27759"
      }
    ],
    "sourceIdentifier": "security@zabbix.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-522"
          }
        ],
        "source": "security@zabbix.com",
        "type": "Secondary"
      }
    ]
  }
}
—
Exploitation
exploitation
NVDnone
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 12:29 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 12:29 UTCnone
2026-09-29 09:45 UTC—
What the source handed over
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      {
        "affectedData": [
          {
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            "modules": [
              "Agent2"
            ],
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                "versionType": "git"
              },
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                ],
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              },
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                    "status": "unaffected"
                  }
                ],
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              }
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            "modifiedAttackVector": "NOT_DEFINED",
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            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
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            "modifiedUserInteraction": "NOT_DEFINED",
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            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "HIGH",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
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            "options": [
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                "exploitation": "none"
              },
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              },
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                "technicalImpact": "partial"
              }
            ],
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            "timestamp": "2026-05-06T13:00:05.597736Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-05-06T08:16:02.940",
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        "tags": [
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        ],
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      }
    ],
    "sourceIdentifier": "security@zabbix.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
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          {
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          }
        ],
        "source": "security@zabbix.com",
        "type": "Secondary"
      }
    ]
  }
}
—
Product
product
NVDZabbix
receipt
Source
NVD
Its words
Zabbix
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 UTCZabbix
2026-09-29 09:45 UTC—
What the source handed over
{
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      {
        "affectedData": [
          {
            "defaultStatus": "unknown",
            "modules": [
              "Agent2"
            ],
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            "repo": "https://git.zabbix.com/",
            "vendor": "Zabbix",
            "versions": [
              {
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                  {
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                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "6.0.44",
                "status": "affected",
                "version": "6.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.0.24",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.0.23",
                "status": "affected",
                "version": "7.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.4.8",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.4.7",
                "status": "affected",
                "version": "7.4.0",
                "versionType": "git"
              }
            ]
          }
        ],
        "source": "security@zabbix.com"
      }
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          "source": "nvd@nist.gov",
          "type": "Primary"
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      ],
      "cvssMetricV40": [
        {
          "cvssData": {
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            "attackVector": "NETWORK",
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            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "NOT_DEFINED",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "HIGH",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
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        "type": "Secondary"
      }
    ]
  }
}
—
Severity
severity
NVDMEDIUM
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 12:29 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 12:29 UTCMEDIUM
2026-09-29 09:45 UTC—
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unknown",
            "modules": [
              "Agent2"
            ],
            "product": "Zabbix",
            "repo": "https://git.zabbix.com/",
            "vendor": "Zabbix",
            "versions": [
              {
                "changes": [
                  {
                    "at": "6.0.45",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "6.0.44",
                "status": "affected",
                "version": "6.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.0.24",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.0.23",
                "status": "affected",
                "version": "7.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.4.8",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.4.7",
                "status": "affected",
                "version": "7.4.0",
                "versionType": "git"
              }
            ]
          }
        ],
        "source": "security@zabbix.com"
      }
    ],
    "configurations": [
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                "versionEndExcluding": "6.0.45",
                "versionStartIncluding": "6.0.0",
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    ],
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    "descriptions": [
      {
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    ],
    "id": "CVE-2026-23927",
    "lastModified": "2026-09-18T15:26:56.730",
    "metrics": {
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            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N",
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          },
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          "impactScore": 5.2,
          "source": "nvd@nist.gov",
          "type": "Primary"
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      ],
      "cvssMetricV40": [
        {
          "cvssData": {
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            "Recovery": "NOT_DEFINED",
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            "attackRequirements": "PRESENT",
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            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "confidentialityRequirement": "NOT_DEFINED",
            "exploitMaturity": "NOT_DEFINED",
            "integrityRequirement": "NOT_DEFINED",
            "modifiedAttackComplexity": "NOT_DEFINED",
            "modifiedAttackRequirements": "NOT_DEFINED",
            "modifiedAttackVector": "NOT_DEFINED",
            "modifiedPrivilegesRequired": "NOT_DEFINED",
            "modifiedSubAvailabilityImpact": "NOT_DEFINED",
            "modifiedSubConfidentialityImpact": "NOT_DEFINED",
            "modifiedSubIntegrityImpact": "NOT_DEFINED",
            "modifiedUserInteraction": "NOT_DEFINED",
            "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
            "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
            "modifiedVulnIntegrityImpact": "NOT_DEFINED",
            "privilegesRequired": "HIGH",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "security@zabbix.com",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
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            "options": [
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                "exploitation": "none"
              },
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              },
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              }
            ],
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            "timestamp": "2026-05-06T13:00:05.597736Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-05-06T08:16:02.940",
    "references": [
      {
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        "tags": [
          "Vendor Advisory"
        ],
        "url": "https://support.zabbix.com/browse/ZBX-27759"
      }
    ],
    "sourceIdentifier": "security@zabbix.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-522"
          }
        ],
        "source": "security@zabbix.com",
        "type": "Secondary"
      }
    ]
  }
}
medium
Status
status
NVDAnalyzed
receipt
Source
NVD
Its words
Analyzed
Read by
field:cve.vulnStatus
Said since
2026-09-29 09:45 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unknown",
            "modules": [
              "Agent2"
            ],
            "product": "Zabbix",
            "repo": "https://git.zabbix.com/",
            "vendor": "Zabbix",
            "versions": [
              {
                "changes": [
                  {
                    "at": "6.0.45",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "6.0.44",
                "status": "affected",
                "version": "6.0.0",
                "versionType": "git"
              },
              {
                "changes": [
                  {
                    "at": "7.0.24",
                    "status": "unaffected"
                  }
                ],
                "lessThanOrEqual": "7.0.23",
                "status": "affected",
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Technical impact
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The attacker gains limited control, or limited information.
receipt
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Its words
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Read by
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Said since
2026-10-06 12:29 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 12:29 UTCpartial
2026-09-29 09:45 UTC—
What the source handed over
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—
Vendor
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receipt
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Read by
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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 UTCZabbix
2026-09-29 09:45 UTC—
What the source handed over
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—
Every claim, by kind

vulnerability

A user able to connect to Agent 2 can inject an Oracle TNS connection string via the 'service' parameter. This can lead to Agent 2 connecting to an attacker-controlled server and leaking Oracle database credentials if they are saved in a named session.
zetlyn/cve-nvd · 2026-05-06
automatable no cvss 6.5 cvss4 5.1 cvss4_vector CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X cvss_vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N cwe CWE-522 exploitation none product Zabbix severity MEDIUM status Analyzed technical_impact partial vendor Zabbix source