CVE-2025-4097

MEDIUM severity · CVSS 6.5 · Resource exhaustion

6.5CVSS MEDIUM

Summary

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.4.6, 18.5 before 18.5.4, and 18.6 before 18.6.2 that could have allowed an authenticated user to cause a denial of service condition by uploading specially crafted images.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredLow

User interactionNone

Confidentiality impactNone

Integrity impactNone

Availability impactHigh

Exploit probability (EPSS)0%

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

Affected products we track (1)

GitLab

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Additional information

NVD record
https://about.gitlab.com/releases/2025/12/10/patch-release-gitlab-18-6-2-released/Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/538192