GitLab Community Edition (CE) and Enterprise Edition (EE) before 9.0.11, 9.1.8, 9.2.8 allow an authenticated user with the ability to create a group to add themselves to any project that is inside a subgroup.
Severity
CVSS 3.0
6.3 medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
EPSS
0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)