CVE-2025-2934

Allocation of Resources Without Limits or Throttling in GitLab

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.

Affected

GitLab

CVSS v3.1 NVD

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 GITLAB

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

EPSS

0.53% chance of exploitation in the next 30 days, 44th percentile

Published

2025-10-09

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3058791

Security advisories

• https://about.gitlab.com/releases/2025/10/08/patch-release-gitlab-18-4-2-released

References

• CVE Record
• NVD entry