Home

Description

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.

PUBLISHED Reserved 2025-06-25 | Published 2025-10-27 | Updated 2025-10-28 | Assigner GitLab




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

Problem types

CWE-840: Business Logic Errors

Product status

Default status
unaffected

18.4 (semver) before 18.4.3
affected

18.5 (semver) before 18.5.1
affected

Credits

Thanks [rhidayahh](https://hackerone.com/rhidayahh) for reporting this vulnerability through our HackerOne bug bounty program finder

References

about.gitlab.com/...22/patch-release-gitlab-18-5-1-released/

gitlab.com/gitlab-org/gitlab/-/issues/551267 (GitLab Issue #551267) issue-tracking permissions-required

hackerone.com/reports/3209641 (HackerOne Bug Bounty Report #3209641) technical-description exploit permissions-required

cve.org (CVE-2025-6601)

nvd.nist.gov (CVE-2025-6601)

Download JSON