Vulnerability Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 5.2 prior to 18.2.8, 18.3 prior to 18.3.4, and 18.4 prior to 18.4.2 that could have allowed an authenticated attacker to create a denial of service condition by configuring malicious webhook endpoints that send crafted HTTP responses.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 5.2.0, < 18.2.8 |
Related Weaknesses (CWE)
References
- https://about.gitlab.com/releases/2025/10/08/patch-release-gitlab-18-4-2-releaseRelease NotesVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/528979Broken Link
- https://hackerone.com/reports/3058791Permissions Required
FAQ
What is CVE-2025-2934?
CVE-2025-2934 is a vulnerability with a CVSS score of 4.3 (MEDIUM). GitLab has remediated an issue in GitLab CE/EE affecting all versions from 5.2 prior to 18.2.8, 18.3 prior to 18.3.4, and 18.4 prior to 18.4.2 that could have allowed an authenticated attacker to crea...
How severe is CVE-2025-2934?
CVE-2025-2934 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-2934?
Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.