CVE-2023-4658

An issue has been discovered in GitLab EE affecting all versions starting from 8.13 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 `Allowed to merge` permission as a guest user, when granted the permission through a group.

Score

CVSS 3.1 3.1 Low

Status

Modified - cve@gitlab.com

Published

2023-12-01

Last modified

2026-04-26

Weaknesses

CWE-863

Affected products

• Gitlab (Gitlab)

References

• https://gitlab.com/gitlab-org/gitlab/-/issues/423835
• https://hackerone.com/reports/2104540