Description
Denial of Service issue in GraphQL endpoints in Gitlab EE/CE affecting all versions from 11.10 prior to 18.2.7, 18.3 prior to 18.3.3, and 18.4 prior to 18.4.1 allows unauthenticated users to potentially bypass query complexity limits leading to resource exhaustion and service disruption.
Problem types
CWE-770: Allocation of Resources Without Limits or Throttling
Product status
11.10 before 18.2.7
18.3 before 18.3.3
18.4 before 18.4.1
Credits
Thanks [foxribeye](https://hackerone.com/foxribeye) for reporting this vulnerability through our HackerOne bug bounty program
References
gitlab.com/gitlab-org/gitlab/-/issues/556838 (GitLab Issue #556838)
hackerone.com/reports/3228134 (HackerOne Bug Bounty Report #3228134)