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Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.4 prior to 18.4.5, 18.5 prior to 18.5.3, and 18.6 prior to 18.6.1 that could have allowed an authenticated user to obtain credentials from higher-privileged users and perform actions in their context under specific conditions.

PUBLISHED Reserved 2024-09-25 | Published 2025-12-05 | Updated 2025-12-05 | Assigner GitLab




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

Problem types

CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

Product status

Default status
unaffected

18.4 (semver) before 18.4.5
affected

18.5 (semver) before 18.5.3
affected

18.6 (semver) before 18.6.1
affected

Credits

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

References

gitlab.com/gitlab-org/gitlab/-/issues/494478 (GitLab Issue #494478) issue-tracking permissions-required

hackerone.com/reports/2707421 (HackerOne Bug Bounty Report #2707421) technical-description exploit permissions-required

cve.org (CVE-2024-9183)

nvd.nist.gov (CVE-2024-9183)