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Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.12 to 18.2.8, 18.3 to 18.3.4, and 18.4 to 18.4.2 that could make the GitLab instance unresponsive or severely degraded by sending crafted GraphQL queries requesting large repository blobs.

PUBLISHED Reserved 2025-09-04 | Published 2025-10-09 | Updated 2025-10-09 | 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

13.12 before 18.2.8
affected

18.3 before 18.3.4
affected

18.4 before 18.4.2
affected

Credits

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

References

about.gitlab.com/...08/patch-release-gitlab-18-4-2-released/

gitlab.com/gitlab-org/gitlab/-/issues/568121 (GitLab Issue #568121) issue-tracking permissions-required

hackerone.com/reports/3026555 (HackerOne Bug Bounty Report #3026555) technical-description exploit permissions-required

cve.org (CVE-2025-10004)

nvd.nist.gov (CVE-2025-10004)

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