Denial of Service Vulnerability in GitLab CE/EE Affects Multiple Versions
CVE-2025-4097

6.5MEDIUM

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
11 December 2025

What is CVE-2025-4097?

A vulnerability exists in GitLab CE/EE that allows an authenticated user to trigger a denial of service condition by uploading specially crafted images. This issue affects a range of versions from 11.10 up to 18.6.2, potentially disrupting services and user access. It is essential for users to ensure they are on the patched versions to safeguard against this threat.

Affected Version(s)

GitLab 11.10 < 18.4.6

GitLab 18.5 < 18.5.4

GitLab 18.6 < 18.6.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/538192
issue-trackingpermissions-required
https://about.gitlab.com/releases/2025/12/10/patch-releas...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-4097 : Denial of Service Vulnerability in GitLab CE/EE Affects Multiple Versions