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.
CVE-2023-3920
MEDIUMNVD 4.3
4.3
- CVSS v3
- 4.3
- EG Score
- —
- EPSS
- —
- KEV
- Not listed
Published
September 29, 2023
Last Modified
May 5, 2025
References (4)
- cve@gitlabhttps://gitlab.com/gitlab-org/gitlab/-/issues/417481
- cve@gitlabhttps://hackerone.com/reports/2058121
- af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/gitlab/-/issues/417481
- af854a3a-2127-422b-91ae-364da2661108https://hackerone.com/reports/2058121
Vendor Advisories for CVE-2023-3920(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Frequently asked(4)
What is CVE-2023-3920?
CVE-2023-3920 is a medium vulnerability published on September 29, 2023. 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…
When was CVE-2023-3920 disclosed?
CVE-2023-3920 was first published in the National Vulnerability Database on September 29, 2023, with the most recent update on May 5, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
What is the CVSS score of CVE-2023-3920?
CVE-2023-3920 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2023-3920?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-3920, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-3920
Is Your Infrastructure Affected by CVE-2023-3920?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.