Description
GitLab Community and Enterprise Editions before 10.1.6, 10.2.6, and 10.3.4 are vulnerable to an authorization bypass issue in the Projects::MergeRequests::CreationsController component resulting in an attacker to see every project name and their respective namespace on a GitLab instance.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab Community and Enterprise Editions | Versions before 10.1.6, 10.2.6, and 10.3.4 | — |
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 9 | gitlab | 8.13.11+dfsg1-8+deb9u2 | DSA-4206-1 |
Advisories 1
- DSA-4206-1 gitlab - security update Debian Security (DSA / DLA) · Mar 9, 2026