CVE-2025-12562

Allocation of Resources Without Limits or Throttling in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.4.6, 18.5 before 18.5.4, and 18.6 before 18.6.2 that could have allowed an unauthenticated user to create a denial of service condition by sending crafted GraphQL queries that bypass query complexity limits.

Affected

GitLab

CVSS v3.1 GITLAB

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.86% chance of exploitation in the next 30 days, 58th percentile

Published

2025-12-11

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3360710

Security advisories

• https://about.gitlab.com/releases/2025/12/10/patch-release-gitlab-18-6-2-released

References

• CVE Record
• NVD entry