CVE-2025-6601

Business Logic Errors in GitLab

GitLab has remediated an issue in GitLab EE affecting all versions from 18.4 before 18.4.3, and 18.5 before 18.5.1 that under certain conditions could have allowed authenticated users to gain unauthorized project access by exploiting the access request approval workflow.

Affected

GitLab

CVSS v3.1 NVD

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

CVSS v3.1 GITLAB

2.7 LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

EPSS

0.32% chance of exploitation in the next 30 days, 23rd percentile

Published

2025-10-27

Updated

2025-11-24

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3209641

Security advisories

• https://about.gitlab.com/releases/2025/10/22/patch-release-gitlab-18-5-1-released

References

• CVE Record
• NVD entry