Vulnerability in GitLab
CVE-2025-13335
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that under certain circumstances could have allowed an authenticated user to create a denial of service condition by configuring malformed Wiki documents that bypass cycle detection.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.006 (45.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.000
Affected products
- GitLab — versions 17.1, 18.7, 18.8
Weakness classification (CWE)
References
- gitlab.com/gitlab-org/gitlab/-/issues/581060 (issue-tracking, permissions-required, Broken Link)
- hackerone.com/reports/3418023 (Permissions Required, technical-description, permissions-required, exploit)
- about.gitlab.com/releases/2026/01/21/patch-release-gitlab-18-8-2-released/ (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-13335?
- CVE-2025-13335 is a medium-severity vulnerability in GitLab, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 6.5/10. Published 2026-01-22.
- How severe is CVE-2025-13335?
- Medium severity. CVSS v3 base score is 6.5 out of 10.