Resource exhaustion in GitLab
CVE-2026-7427
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.5 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed an unauthenticated user to cause a denial of service due to improper input validation.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.006 (47.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.5% 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: +0.001
Affected products
- GitLab — versions 18.5, 19.1, 19.2
Weakness classification (CWE)
References
- docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released/ (Release Notes, Vendor Advisory)
- gitlab.com/gitlab-org/gitlab/-/work_items/598561 (Broken Link)
- hackerone.com/reports/3638799 (Permissions Required, technical-description, permissions-required, exploit)
Frequently asked questions
- What is CVE-2026-7427?
- CVE-2026-7427 is a medium-severity vulnerability in GitLab, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.3/10. Published 2026-08-12.
- How severe is CVE-2026-7427?
- Medium severity. CVSS v3 base score is 5.3 out of 10.