Input validation error in GitLab Enterprise Edition and Gitlab Community Edition - CVE-2025-7449
Published: November 26, 2025 / Updated: November 27, 2025
Vulnerability identifier: #VU118793
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-7449
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when handling HTTP responses. A remote user can send specially crafted input to the application and perform a denial of service (DoS) attack.
Affected software
GitLab Enterprise Edition
Gitlab Community Edition
Gitlab Community Edition
How to mitigate CVE-2025-7449
Install updates from vendor's website.
GitLab Enterprise Edition - addressed in versions 18.4.5, 18.5.3, 18.6.1
Gitlab Community Edition - addressed in versions 18.4.5, 18.5.3, 18.6.1
Gitlab Community Edition - addressed in versions 18.4.5, 18.5.3, 18.6.1