HIGHCVE-2026-5816Published Modified CNA GitLab
CVE-2026-5816: Improper Resolution of Path Equivalence in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.10.4 and 18.11 before 18.11.1 that could have allowed an unauthenticated user to execute arbitrary JavaScript in a user's browser session due to improper path validation under certain conditions.
Metrics
- CVSS v3.1
- 8.0
- Severity
- HIGH
- Fixed in
- 18.10.4
- Affected Products
- 1
Fix available
18.10.418.11.1
Affected packages
- GitLab / GitLab< 18.10.4 (from 18.10) · < 18.11.1 (from 18.11)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N