Vulnerability Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.4.5, 18.5 before 18.5.3, and 18.6 before 18.6.1 that could have allowed an unauthenticated user to cause a Denial of Service condition by sending specifically crafted requests containing malicious JSON payloads.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 17.10.0, < 18.4.5 |
Related Weaknesses (CWE)
References
- https://about.gitlab.com/releases/2025/11/26/patch-release-gitlab-18-6-1-release
- https://gitlab.com/gitlab-org/gitlab/-/issues/579168Broken Link
- https://hackerone.com/reports/3362239Permissions Required
FAQ
What is CVE-2025-12571?
CVE-2025-12571 is a vulnerability with a CVSS score of 7.5 (HIGH). GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.4.5, 18.5 before 18.5.3, and 18.6 before 18.6.1 that could have allowed an unauthenticated user to cause a De...
How severe is CVE-2025-12571?
CVE-2025-12571 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-2025-12571?
Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.