CVE-2023-3914

MEDIUM 5.4

Incorrect User Management in GitLab

CVSS Score

5.4

EPSS Score

0.0%

EPSS Percentile

13th

A business logic error in GitLab EE affecting all versions prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1 allows access to internal projects. A service account is not deleted when a namespace is deleted, allowing access to internal projects.

CWE	CWE-286
Vendor	gitlab
Product	gitlab
Ecosystems	DevTools
Industries	Technology
Published	Sep 29, 2023
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

GitLab / GitLab

0 < 16.2.8 16.3 < 16.3.5 16.4 < 16.4.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

gitlab.com: https://gitlab.com/gitlab-org/gitlab/-/issues/418115 hackerone.com: https://hackerone.com/reports/2040822

Credits

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