Description
An issue has been discovered in GitLab EE affecting all versions starting from 16.0 before 16.3.6, all versions starting from 16.4 before 16.4.2, all versions starting from 16.5 before 16.5.1. Arbitrary access to the titles of an private specific references could be leaked through the service-desk custom email template.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 16.0 – < 16.3.6, 16.4 – < 16.4.2, 16.5 – < 16.5.1 | 16.3.6 |
Advisories 1
- WID-SEC-2023-2788 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 29, 2026
References
- GitLab Issue #428268 issue-tracking permissions-required
- HackerOne Bug Bounty Report #2209702 technical-description exploit permissions-required