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CVE-2025-2256

🗓️ 12 Sep 2025 06:06:04Reported by GitLabType 
cve
 cve
🔗 web.nvd.nist.gov👁 49 Views

A vulnerability in GitLab allows unauthorized users to render the instance unresponsive by sending multiple concurrent large SAML responses.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
FreeBSD
Gitlab -- Vulnerabilities
10 Sep 202500:00
freebsd
Circl
CVE-2025-2256
12 Sep 202517:40
circl
CNNVD
GitLab CE和EE 安全漏洞
12 Sep 202500:00
cnnvd
Cvelist
CVE-2025-2256 Improper Validation of Specified Quantity in Input in GitLab
12 Sep 202506:06
cvelist
Debian CVE
CVE-2025-2256
12 Sep 202506:06
debiancve
EUVD
EUVD-2025-29019
3 Oct 202520:07
euvd
Tenable Nessus
FreeBSD : Gitlab -- Vulnerabilities (602fc0fa-8ece-11f0-9d03-2cf05da270f3)
11 Sep 202500:00
nessus
Tenable Nessus
GitLab 7.12 < 18.1.6 / 18.2 < 18.2.6 / 18.3 < 18.3.2 (CVE-2025-2256)
12 Sep 202500:00
nessus
NCSC
Vulnerabilities fixed in GitLab CE/EE
12 Sep 202514:49
ncsc
NVD
CVE-2025-2256
12 Sep 202506:15
nvd
Rows per page
NVD
Vulners
Node
gitlabgitlabRange7.12.018.1.6community
OR
gitlabgitlabRange7.12.018.1.6enterprise
OR
gitlabgitlabRange18.2.018.2.6community
OR
gitlabgitlabRange18.2.018.2.6enterprise
OR
gitlabgitlabRange18.3.018.3.2community
OR
gitlabgitlabRange18.3.018.3.2enterprise
[
  {
    "vendor": "GitLab",
    "product": "GitLab",
    "repo": "git://[email protected]:gitlab-org/gitlab.git",
    "cpes": [
      "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
    ],
    "versions": [
      {
        "version": "7.12",
        "status": "affected",
        "lessThan": "18.1.6",
        "versionType": "semver"
      },
      {
        "version": "18.2",
        "status": "affected",
        "lessThan": "18.2.6",
        "versionType": "semver"
      },
      {
        "version": "18.3",
        "status": "affected",
        "lessThan": "18.3.2",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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17 Jun 2026 09:06Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.17.5
EPSS0.0047
SSVC
49