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CVE-2025-12653 Authentication Bypass by Spoofing in GitLab

🗓️ 26 Nov 2025 19:46:12Reported by GitLabType 
cvelist
 cvelist
🔗 www.cve.org👁 29 Views

CVE-2025-12653 allows unauthenticated users to join GitLab organizations by spoofing headers.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
Gitlab -- vulnerabilities
26 Nov 202500:00
–freebsd
bdu_fstec
BDU FSTEC
GitLab Authentication Bypass
30 Dec 202500:00
–bdu_fstec
cgr
Chainguard
CVE-2025-12653 vulnerabilities
28 Jan 202619:17
–cgr
circl
Circl
CVE-2025-12653
26 Nov 202523:31
–circl
cnnvd
CNNVD
GitLab CE/EE security vulnerabilities
26 Nov 202500:00
–cnnvd
cve
CVE
CVE-2025-12653
26 Nov 202519:46
–cve
euvd
EUVD
EUVD-2025-199760
26 Nov 202521:31
–euvd
nessus
Tenable Nessus
FreeBSD : Gitlab -- vulnerabilities (4530fc9f-cb47-11f0-85d8-2cf05da270f3)
3 Dec 202500:00
–nessus
nessus
Tenable Nessus
GitLab 18.3 < 18.4.5 / 18.5 < 18.5.3 / 18.6 < 18.6.1 (CVE-2025-12653)
12 Feb 202600:00
–nessus
mend
Mend
CVE-2025-12653
26 Nov 202519:46
–mend
Rows per page
[
  {
    "cpes": [
      "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "product": "GitLab",
    "repo": "git://[email protected]:gitlab-org/gitlab.git",
    "vendor": "GitLab",
    "versions": [
      {
        "lessThan": "18.4.5",
        "status": "affected",
        "version": "18.3",
        "versionType": "semver"
      },
      {
        "lessThan": "18.5.3",
        "status": "affected",
        "version": "18.5",
        "versionType": "semver"
      },
      {
        "lessThan": "18.6.1",
        "status": "affected",
        "version": "18.6",
        "versionType": "semver"
      }
    ]
  }
]

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