CVE-2026-4916
Missing Authorization in GitLab
2.7
LOW
CVSS 3.1
EPSS 0.01%
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated user with custom role permissions to demote or remove higher-privileged group members due to improper authorization checks on member management operations.
How to fix CVE-2026-4916
To remediate CVE-2026-4916, upgrade the affected package to a fixed version below.
- —upgrade to 18.8.9 or later
Is CVE-2026-4916 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 18.2.0, < 18.8.9, >= 18.9.0, < 18.9.5, >= 18.10.0, < 18.10.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW2.7 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N |