Vulnerability Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.9 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an unauthenticated user to create a denial of service condition by sending crafted requests with malformed authentication data.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 11.9.0, < 18.6.4 |
Related Weaknesses (CWE)
References
- https://about.gitlab.com/releases/2026/01/21/patch-release-gitlab-18-8-2-releaseRelease NotesVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/582737Broken Link
- https://hackerone.com/reports/3439683Permissions Required
FAQ
What is CVE-2025-13927?
CVE-2025-13927 is a vulnerability with a CVSS score of 7.5 (HIGH). GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.9 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an unauthenticated user to create a de...
How severe is CVE-2025-13927?
CVE-2025-13927 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-13927?
Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.