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Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.6 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to disclose confidential issue titles due to improper filtering under certain circumstances.

PUBLISHED Reserved 2026-02-01 | Published 2026-03-11 | Updated 2026-03-11 | Assigner GitLab




MEDIUM: 4.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Problem types

CWE-212: Improper Removal of Sensitive Information Before Storage or Transfer

Product status

Default status
unaffected

12.6 (semver) before 18.7.6
affected

18.8 (semver) before 18.8.6
affected

18.9 (semver) before 18.9.2
affected

Credits

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

References

hackerone.com/reports/3532881 (HackerOne Bug Bounty Report #3532881) technical-description exploit permissions-required

gitlab.com/gitlab-org/gitlab/-/work_items/588380

about.gitlab.com/...11/patch-release-gitlab-18-9-2-released/

cve.org (CVE-2026-1732)

nvd.nist.gov (CVE-2026-1732)

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