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Description

GitLab has remediated an issue in GitLab EE affecting all versions from 18.3 to 18.3.4, 18.4 to 18.4.2 that, under certain conditions, could have allowed authenticated users with read-only API tokens to perform unauthorized write operations on vulnerability records by exploiting incorrectly scoped GraphQL mutations.

PUBLISHED Reserved 2025-10-06 | Published 2025-10-09 | Updated 2025-10-09 | Assigner GitLab




HIGH: 7.7CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N

Problem types

CWE-863: Incorrect Authorization

Product status

Default status
unaffected

18.3 before 18.3.4
affected

18.4 before 18.4.2
affected

Credits

This vulnerability has been discovered internally by GitLab team member Brian Williams. finder

References

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

gitlab.com/gitlab-org/gitlab/-/issues/567847 (GitLab Issue #567847) issue-tracking permissions-required

cve.org (CVE-2025-11340)

nvd.nist.gov (CVE-2025-11340)

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