CVE-2023-5995

Incorrect Authorization in GitLab

An issue has been discovered in GitLab EE affecting all versions starting from 16.2 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for an attacker to abuse the policy bot to gain access to internal projects.

Affected

GitLab

CVSS v3.1 NVD

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v3.1 GITLAB

4.4 MEDIUMCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N

EPSS

0.56% chance of exploitation in the next 30 days, 45th percentile

Published

2023-12-01

Updated

2025-11-20

Proof-of-concept exploits (1)

• https://hackerone.com/reports/2138880

Security advisories

• https://gitlab.com/gitlab-org/gitlab/-/issues/425361

References

• CVE Record
• NVD entry