CVE-2026-5173
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.9.6 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated user to invoke unintended server-side methods through websocket connections due to improper access control.
Scoring
- Severity
- HIGH
- CVSS base score
- 8.5
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
- EPSS probability
- 0.43%
- CWE
- CWE-749
- Published
- 2026-04-08
- Last modified
- 2026-04-10
Affected products
- GitLab GitLab
- GitLab GitLab
- GitLab GitLab
Weakness type
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