Description
An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 before 16.9.4, all versions starting from 16.10 before 16.10.2. A payload may lead to a Stored XSS while using the diff viewer, allowing attackers to perform arbitrary actions on behalf of victims.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 16.9 – < 16.9.4, 16.10 – < 16.10.2 | 16.9.4 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | gitlab | No fix yet | — |
Advisories 1
- WID-SEC-2024-0849 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 10, 2024
References
- GitLab Issue #452510 issue-tracking permissions-required
- HackerOne Bug Bounty Report #2441257 technical-description exploit permissions-required