Auth bypass in GitLab
CVE-2025-12704
GitLab has remediated an issue in GitLab EE affecting all versions from 18.2 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to access Virtual Registry data in groups where they are not members due to improper authorization under certain conditions.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.002 (10.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 10.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- GitLab — versions 18.2, 18.8, 18.9
Weakness classification (CWE)
References
- hackerone.com/reports/3389825 (Permissions Required, technical-description, permissions-required, exploit)
- gitlab.com/gitlab-org/gitlab/-/work_items/579534 (Broken Link)
- about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-released/ (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-12704?
- CVE-2025-12704 is a low-severity vulnerability in GitLab, classified under Missing Authorization. CVSS score: 3.5/10. Published 2026-03-11.
- How severe is CVE-2025-12704?
- Low severity. CVSS v3 base score is 3.5 out of 10.