#VU118791 Input validation error in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2025-12571

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Main Vulnerability Database Vulnerabilities #VU118791

#VU118791 Input validation error in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2025-12571

Published: November 26, 2025


Vulnerability identifier: #VU118791
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-12571
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Gitlab Community Edition
GitLab Enterprise Edition
Software vendor:
GitLab, Inc

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied JSON input. A remote attacker can send specially crafted JSON payload to the application and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links