CVE catalog
CVE-2023-5356
UBUNTU-CVE-2023-5356
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.83% · Oct 25, 2026
Incorrect authorization checks in GitLab CE/EE from all versions starting from 8.13 before 16.5.6, all versions starting from 16.6 before 16.6.4, all versions starting from 16.7 before 16.7.2, allows a user to abuse slack/mattermost integrations to execute slash commands as another user.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | gitlab | 16.04 | 8.4.3+dfsg-9 | vulnerable |
| Ubuntu | gitlab | 16.04 | 8.4.3+dfsg-12 | vulnerable |
| Ubuntu | gitlab | 16.04 | 8.5.8+dfsg-5 | vulnerable |
Fixed-version evidence
OpenFactory catalog packages
No matching packages in this catalog.
Observed: