An issue has been discovered in GitLab EE affecting all versions starting from 16.5 before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. When a user is assigned a custom role with admin_group_member permission, they may be able to make a group, other members or themselves Owners of that group, which may lead to privilege escalation.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Gitlab | Gitlab | 16.5.0 (including) | 16.7.6 (excluding) |
| Gitlab | Gitlab | 16.8.0 (including) | 16.8.3 (including) |
| Gitlab | Gitlab | 16.9.0 (including) | 16.9.0 (including) |
| Gitlab | Ubuntu | esm-apps/xenial | * |
| Gitlab | Ubuntu | xenial | * |