Improper Resolution of Path Equivalence in GitLab (CVE-2026-5816)
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.
Improper Resolution of Path Equivalence in GitLab (CVE-2026-5816)
Description
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.
Affected software
pkg:bitnami/gitlabRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- BIT-gitlab-2026-5816
- Osv Schema Version
- 1.6.2
- Aliases
- ["CVE-2026-5816"]
- Ecosystems
- ["Bitnami"]
- Database Specific Severity
- High
Threat ID: 6aa329a191cc7f3848d1c4ea
Added to database: 09/10/2026, 22:05:21 UTC
Last updated: 09/10/2026, 22:05:21 UTC
Views: 1
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