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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.

PUBLISHED Reserved 2025-07-22 | Published 2025-09-27 | Updated 2025-09-30 | Assigner GitLab




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

Problem types

CWE-770: Allocation of Resources Without Limits or Throttling

Product status

Default status
unaffected

11.10 before 18.2.7
affected

18.3 before 18.3.3
affected

18.4 before 18.4.1
affected

Credits

Thanks [foxribeye](https://hackerone.com/foxribeye) for reporting this vulnerability through our HackerOne bug bounty program finder

References

gitlab.com/gitlab-org/gitlab/-/issues/556838 (GitLab Issue #556838) issue-tracking permissions-required

hackerone.com/reports/3228134 (HackerOne Bug Bounty Report #3228134) technical-description exploit permissions-required

cve.org (CVE-2025-8014)

nvd.nist.gov (CVE-2025-8014)

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