CVE-2026-4916

low

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.

References

https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/

https://hackerone.com/reports/3301240

https://gitlab.com/gitlab-org/gitlab/-/work_items/565414

Details

Source: Mitre, NVD

Published: 2026-04-08

Updated: 2026-04-08

Risk Information

CVSS v2

Base Score: 3.3

Vector: CVSS2#AV:N/AC:L/Au:M/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 2.7

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

Severity: Low