Vulnerability Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.0 before 18.3.5, 18.4 before 18.4.3, and 18.5 before 18.5.1 that could have allowed an unauthenticated attacker to cause a denial of service condition by sending GraphQL requests with crafted JSON payloads.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 11.0.0, < 18.3.5 |
Related Weaknesses (CWE)
References
- https://about.gitlab.com/releases/2025/10/22/patch-release-gitlab-18-5-1-releaseRelease NotesVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/574858Broken Link
- https://hackerone.com/reports/3367019Permissions Required
FAQ
What is CVE-2025-11447?
CVE-2025-11447 is a vulnerability with a CVSS score of 7.5 (HIGH). GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.0 before 18.3.5, 18.4 before 18.4.3, and 18.5 before 18.5.1 that could have allowed an unauthenticated attacker to cause a...
How severe is CVE-2025-11447?
CVE-2025-11447 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-2025-11447?
Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.