Unrated severityNVD Advisory· Published Sep 29, 2023· Updated Apr 25, 2026
Incorrect Authorization in GitLab
CVE-2023-3920
Description
An issue has been discovered in GitLab affecting all versions starting from 11.2 before 16.2.8, all versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. It was possible that a maintainer to create a fork relationship between existing projects contrary to the documentation.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*range: 11.2
- (no CPE)range: >=11.2, <16.2.8; >=16.3, <16.3.5; >=16.4, <16.4.1
Patches
Vulnerability mechanics
References
2- hackerone.com/reports/2058121mitretechnical-descriptionexploitpermissions-required
- gitlab.com/gitlab-org/gitlab/-/issues/417481mitreissue-trackingpermissions-required
News mentions
1- GitLab Security Release: 16.4.1, 16.3.5, and 16.2.8GitLab Security Releases · Sep 28, 2023