Name: CVE-2026-5816: Improper Resolution of Path Equivalence
Creator: Rapid7
Published: 2026-04-22T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-5816, CWE-41, CVSS 8, EPSS 0.00589

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.

CVSS Details

CVSS 3.1 Base Score: 8
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Freebsd	—	Upgrade gitlab-ceUpgrade gitlab-ee	Apr 24, 2026	Apr 23, 2026
Gitlab Gitlab	—	Upgrade Gitlab to the latest version	Apr 23, 2026	Apr 22, 2026

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CVSS Details

Covered by Rapid7

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