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CVE-2025-12419

🗓️ 27 Nov 2025 15:55:44Reported by MattermostType 
cve
 cve
🔗 web.nvd.nist.gov👁 33 Views

CVE-2025-12419 allows account takeover on Mattermost via improper OpenID Connect token validation.

Related
Detection
Affected
Refs
NVD
Node
mattermostmattermost_serverRange10.5.010.5.13
OR
mattermostmattermost_serverRange10.11.010.11.5
OR
mattermostmattermost_serverRange10.12.010.12.2
OR
mattermostmattermost_serverRange11.0.011.0.4
[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "10.12.1",
        "status": "affected",
        "version": "10.12.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "10.11.4",
        "status": "affected",
        "version": "10.11.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "10.5.12",
        "status": "affected",
        "version": "10.5.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "11.0.3",
        "status": "affected",
        "version": "11.0.0",
        "versionType": "semver"
      },
      {
        "version": "11.1.0",
        "status": "unaffected"
      },
      {
        "version": "10.12.2",
        "status": "unaffected"
      },
      {
        "version": "10.11.5",
        "status": "unaffected"
      },
      {
        "version": "10.5.13",
        "status": "unaffected"
      },
      {
        "version": "11.0.4",
        "status": "unaffected"
      }
    ]
  }
]

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03 Dec 2025 15:17Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.19.9
EPSS0.00086
SSVC
33