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CVE-2026-12635 Reliance on Reverse DNS Resolution for a Security-Critical Action in GitLab

🗓️ 25 Jun 2026 04:33:34Reported by GitLabType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

CVE-2026-12635: Maintainer could access internal resources via mirror synchronization due to URL validation flaw.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-12635
25 Jun 202604:33
attackerkb
CVE
CVE-2026-12635
25 Jun 202604:33
cve
EUVD
EUVD-2026-39168
25 Jun 202604:33
euvd
NVD
CVE-2026-12635
25 Jun 202605:16
nvd
Positive Technologies
PT-2026-52199
25 Jun 202600:00
ptsecurity
[
  {
    "vendor": "GitLab",
    "product": "GitLab",
    "repo": "git://[email protected]:gitlab-org/gitlab.git",
    "cpes": [
      "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
    ],
    "versions": [
      {
        "version": "8.3",
        "status": "affected",
        "lessThan": "18.11.6",
        "versionType": "semver"
      },
      {
        "version": "19.0",
        "status": "affected",
        "lessThan": "19.0.3",
        "versionType": "semver"
      },
      {
        "version": "19.1",
        "status": "affected",
        "lessThan": "19.1.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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