Auth bypass in GitLab
CVE-2025-7736
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.9 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker to bypass access control restrictions and view GitLab Pages content intended only for project members by authenticating through OAuth providers.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (23.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- GitLab — versions 17.9, 18.4, 18.5
Weakness classification (CWE)
References
- about.gitlab.com/releases/2025/11/12/patch-release-gitlab-18-5-2-released/ (Release Notes, Vendor Advisory)
- gitlab.com/gitlab-org/gitlab/-/issues/556098 (issue-tracking, permissions-required, Broken Link)
- hackerone.com/reports/3250156 (Permissions Required, technical-description, permissions-required, exploit)
Frequently asked questions
- What is CVE-2025-7736?
- CVE-2025-7736 is a low-severity vulnerability in GitLab, classified under Incorrect Authorization. CVSS score: 3.1/10. Published 2025-11-15.
- How severe is CVE-2025-7736?
- Low severity. CVSS v3 base score is 3.1 out of 10.