Resource exhaustion in Gitlab
CVE-2025-0186
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.6 before 18.9.6, 18.10 before 18.10.4, and 18.11 before 18.11.1 that could have allowed an authenticated user to cause denial of service under certain conditions…
EPSS: 0.000 (14.6th percentile) — read the EPSS interpretation.
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.
Affected products
- Gitlab — versions 10.6, 18.10, 18.11
Weakness classification (CWE)
References
- HackerOne Bug Bounty Report #2915694 (technical-description, exploit, permissions-required)
- gitlab.com/gitlab-org/gitlab/-/work_items/511312
- about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/
Frequently asked questions
- What is CVE-2025-0186?
- CVE-2025-0186 is a medium-severity vulnerability in Gitlab, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2026-04-22.
- How severe is CVE-2025-0186?
- Medium severity. CVSS v3 base score is 6.5 out of 10.