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Description

GitLab has remediated an issue in GitLab EE affecting all versions from 11.5 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that under certain conditions could have allowed an authenticated user with developer-role permissions to access sensitive deployment data on projects due to improper authorization checks.

PUBLISHED Reserved 2026-02-16 | Published 2026-05-27 | Updated 2026-05-27 | 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-862: Missing Authorization

Product status

Default status
unaffected

11.5 (semver) before 18.10.7
affected

18.11 (semver) before 18.11.4
affected

19.0 (semver) before 19.0.1
affected

Credits

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

References

hackerone.com/reports/3556381 (HackerOne Bug Bounty Report #3556381) technical-description exploit permissions-required

gitlab.com/gitlab-org/gitlab/-/work_items/590389

about.gitlab.com/...27/patch-release-gitlab-19-0-1-released/

cve.org (CVE-2026-2601)

nvd.nist.gov (CVE-2026-2601)

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