Resource exhaustion in GitLab
CVE-2025-10497
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.3.5, 18.4 before 18.4.3, and 18.5 before 18.5.1 that could have allowed an unauthenticated attacker to cause a denial of service condition by sending specially crafted payloads.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.006 (47.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000
Affected products
- GitLab — versions 18.4, 17.10, 18.5
Weakness classification (CWE)
References
- about.gitlab.com/releases/2025/10/22/patch-release-gitlab-18-5-1-released/ (Release Notes, Vendor Advisory)
- gitlab.com/gitlab-org/gitlab/-/issues/570336 (issue-tracking, permissions-required, Broken Link)
- hackerone.com/reports/3338151 (Permissions Required, technical-description, permissions-required, exploit)
Frequently asked questions
- What is CVE-2025-10497?
- CVE-2025-10497 is a high-severity vulnerability in GitLab, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2025-10-27.
- How severe is CVE-2025-10497?
- High severity. CVSS v3 base score is 7.5 out of 10.