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Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain authentication requests. An attacker holding a stolen P4 Server ticket can bypass host-based ticket restrictions and trusted-address controls, gaining access to P4 Search as the ticket's owner.

cve CVE-2026-103512 2 sources, 2 claims · Watch

NVD writes:
Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain authentication requests. An attacker holding a stolen P4 Server ticket can bypass host-based ticket restrictions and trusted-address controls, gaining access to P4 Search as the ticket's owner. the claim

What it is to other things

In words only, so not counted until a person confirms one:

affectsperforce/p4_helix_core
NVD says “Perforce · P4 (Helix Core)”
made_byperforce
NVD says “Perforce”

What each source says

PropertySourceSaidMeans here
Cwe
cwe
GitHub advisoriesCWE-290
receipt
Source
GitHub advisories
Its words
CWE-290
Read by
field:cwes[].cwe_id
Said since
2026-10-05 12:20 UTC
Last answered
2026-10-05 12:22 UTC
Original
open at the source
What the source handed over
{
  "comments": 0,
  "credits": [],
  "cve_id": "CVE-2026-103512",
  "cvss": {
    "score": null,
    "vector_string": null
  },
  "cvss_severities": {
    "cvss_v3": {
      "score": 0.0,
      "vector_string": null
    },
    "cvss_v4": {
      "score": 5.3,
      "vector_string": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/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"
    }
  },
  "cwes": [
    {
      "cwe_id": "CWE-290",
      "name": "Authentication Bypass by Spoofing"
    }
  ],
  "description": "Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain authentication requests. An attacker holding a stolen P4 Server ticket can bypass host-based ticket restrictions and trusted-address controls, gaining access to P4 Search as the ticket's owner.",
  "ghsa_id": "GHSA-mv4f-7chx-wrhv",
  "github_reviewed_at": null,
  "html_url": "https://github.com/advisories/GHSA-mv4f-7chx-wrhv",
  "identifiers": [
    {
      "type": "GHSA",
      "value": "GHSA-mv4f-7chx-wrhv"
    },
    {
      "type": "CVE",
      "value": "CVE-2026-103512"
    }
  ],
  "nvd_published_at": "2026-10-05T09:17:07Z",
  "published_at": "2026-10-05T09:31:52Z",
  "references": [
    "https://nvd.nist.gov/vuln/detail/CVE-2026-103512",
    "https://portal.perforce.com/s/cve/a91Qi000003FDo1IAG/ticket-hostbinding-bypass-via-spoofed-client-ip-in-p4search",
    "https://github.com/advisories/GHSA-mv4f-7chx-wrhv"
  ],
  "repository_advisory_url": null,
  "severity": "medium",
  "source_code_location": "",
  "summary": "Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain...",
  "type": "unreviewed",
  "updated_at": "2026-10-05T09:31:57Z",
  "url": "https://api.github.com/advisories/GHSA-mv4f-7chx-wrhv",
  "vulnerabilities": [],
  "withdrawn_at": null
}
—
Product
product
NVDP4 (Helix Core)
receipt
Source
NVD
Its words
P4 (Helix Core)
Read by
field:cve.affected[].affectedData[].product
Said since
2026-10-05 12:23 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "affected",
            "packageName": "P4Search",
            "product": "P4 (Helix Core)",
            "vendor": "Perforce",
            "versions": [
              {
                "lessThanOrEqual": "2026.4.1",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              },
              {
                "status": "unaffected",
                "version": "2026.4.2",
                "versionType": "custom"
              }
            ]
          }
        ],
        "source": "security@puppet.com"
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain authentication requests. An attacker holding a stolen P4 Server ticket can bypass host-based ticket restrictions and trusted-address controls, gaining access to P4 Search as the ticket's owner."
      }
    ],
    "id": "CVE-2026-103512",
    "lastModified": "2026-10-05T09:17:07.247",
    "metrics": {
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 5.3,
            "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": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/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": "LOW",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "security@puppet.com",
          "type": "Secondary"
        }
      ]
    },
    "published": "2026-10-05T09:17:07.247",
    "references": [
      {
        "source": "security@puppet.com",
        "url": "https://portal.perforce.com/s/cve/a91Qi000003FDo1IAG/ticket-hostbinding-bypass-via-spoofed-client-ip-in-p4search"
      }
    ],
    "sourceIdentifier": "security@puppet.com",
    "vulnStatus": "Received",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-290"
          }
        ],
        "source": "security@puppet.com",
        "type": "Secondary"
      }
    ]
  }
}
—
Severity
severity
GitHub advisoriesmedium
receipt
Source
GitHub advisories
Its words
medium
Read by
field:severity
Said since
2026-10-05 12:20 UTC
Last answered
2026-10-05 12:22 UTC
Original
open at the source
What the source handed over
{
  "comments": 0,
  "credits": [],
  "cve_id": "CVE-2026-103512",
  "cvss": {
    "score": null,
    "vector_string": null
  },
  "cvss_severities": {
    "cvss_v3": {
      "score": 0.0,
      "vector_string": null
    },
    "cvss_v4": {
      "score": 5.3,
      "vector_string": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/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"
    }
  },
  "cwes": [
    {
      "cwe_id": "CWE-290",
      "name": "Authentication Bypass by Spoofing"
    }
  ],
  "description": "Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain authentication requests. An attacker holding a stolen P4 Server ticket can bypass host-based ticket restrictions and trusted-address controls, gaining access to P4 Search as the ticket's owner.",
  "ghsa_id": "GHSA-mv4f-7chx-wrhv",
  "github_reviewed_at": null,
  "html_url": "https://github.com/advisories/GHSA-mv4f-7chx-wrhv",
  "identifiers": [
    {
      "type": "GHSA",
      "value": "GHSA-mv4f-7chx-wrhv"
    },
    {
      "type": "CVE",
      "value": "CVE-2026-103512"
    }
  ],
  "nvd_published_at": "2026-10-05T09:17:07Z",
  "published_at": "2026-10-05T09:31:52Z",
  "references": [
    "https://nvd.nist.gov/vuln/detail/CVE-2026-103512",
    "https://portal.perforce.com/s/cve/a91Qi000003FDo1IAG/ticket-hostbinding-bypass-via-spoofed-client-ip-in-p4search",
    "https://github.com/advisories/GHSA-mv4f-7chx-wrhv"
  ],
  "repository_advisory_url": null,
  "severity": "medium",
  "source_code_location": "",
  "summary": "Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain...",
  "type": "unreviewed",
  "updated_at": "2026-10-05T09:31:57Z",
  "url": "https://api.github.com/advisories/GHSA-mv4f-7chx-wrhv",
  "vulnerabilities": [],
  "withdrawn_at": null
}
—
Status
status
NVDReceived
receipt
Source
NVD
Its words
Received
Read by
field:cve.vulnStatus
Said since
2026-10-05 12:23 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "affected",
            "packageName": "P4Search",
            "product": "P4 (Helix Core)",
            "vendor": "Perforce",
            "versions": [
              {
                "lessThanOrEqual": "2026.4.1",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              },
              {
                "status": "unaffected",
                "version": "2026.4.2",
                "versionType": "custom"
              }
            ]
          }
        ],
        "source": "security@puppet.com"
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain authentication requests. An attacker holding a stolen P4 Server ticket can bypass host-based ticket restrictions and trusted-address controls, gaining access to P4 Search as the ticket's owner."
      }
    ],
    "id": "CVE-2026-103512",
    "lastModified": "2026-10-05T09:17:07.247",
    "metrics": {
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 5.3,
            "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": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/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": "LOW",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "security@puppet.com",
          "type": "Secondary"
        }
      ]
    },
    "published": "2026-10-05T09:17:07.247",
    "references": [
      {
        "source": "security@puppet.com",
        "url": "https://portal.perforce.com/s/cve/a91Qi000003FDo1IAG/ticket-hostbinding-bypass-via-spoofed-client-ip-in-p4search"
      }
    ],
    "sourceIdentifier": "security@puppet.com",
    "vulnStatus": "Received",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-290"
          }
        ],
        "source": "security@puppet.com",
        "type": "Secondary"
      }
    ]
  }
}
—
Vendor
vendor
NVDPerforce
receipt
Source
NVD
Its words
Perforce
Read by
field:cve.affected[].affectedData[].vendor
Said since
2026-10-05 12:23 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "affected",
            "packageName": "P4Search",
            "product": "P4 (Helix Core)",
            "vendor": "Perforce",
            "versions": [
              {
                "lessThanOrEqual": "2026.4.1",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              },
              {
                "status": "unaffected",
                "version": "2026.4.2",
                "versionType": "custom"
              }
            ]
          }
        ],
        "source": "security@puppet.com"
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain authentication requests. An attacker holding a stolen P4 Server ticket can bypass host-based ticket restrictions and trusted-address controls, gaining access to P4 Search as the ticket's owner."
      }
    ],
    "id": "CVE-2026-103512",
    "lastModified": "2026-10-05T09:17:07.247",
    "metrics": {
      "cvssMetricV40": [
        {
          "cvssData": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "availabilityRequirement": "NOT_DEFINED",
            "baseScore": 5.3,
            "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": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/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": "LOW",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "source": "security@puppet.com",
          "type": "Secondary"
        }
      ]
    },
    "published": "2026-10-05T09:17:07.247",
    "references": [
      {
        "source": "security@puppet.com",
        "url": "https://portal.perforce.com/s/cve/a91Qi000003FDo1IAG/ticket-hostbinding-bypass-via-spoofed-client-ip-in-p4search"
      }
    ],
    "sourceIdentifier": "security@puppet.com",
    "vulnStatus": "Received",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-290"
          }
        ],
        "source": "security@puppet.com",
        "type": "Secondary"
      }
    ]
  }
}
—

vulnerability

Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain authentication requests. An attacker holding a stolen P4 Server ticket can bypass host-based ticket restrictions and trusted-address controls, gaining access to P4 Search as the ticket's owner.
zetlyn/cve-nvd · 2026-10-05
product P4 (Helix Core) status Received vendor Perforce source
Perforce P4 Search prior to 2026.4.2 trusts a client-supplied address when validating certain...
zetlyn/cve-ghsa · 2026-10-05
cwe CWE-290 severity medium source