CVE-2026-3607

Access Control Check Implemented After Asset is Accessed in GitLab

State: Published
Severity: 4.3 Medium
Published: May 14, 2026
Updated: May 14, 2026
Reserved: Mar 5, 2026

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with developer-role permissions to bypass package protection rules due to improper access control.

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N	GitLab

Weaknesses

CWE-1280 Access Control Check Implemented After Asset is Accessed

Affected Products

Product	Versions
GitLabGitLab	18.3 to before 18.9.7Affected 18.10 to before 18.10.6Affected 18.11 to before 18.11.3Affected

References

HackerOne Bug Bounty Report #3586233technical-descriptionexploitpermissions-required
https://gitlab.com/gitlab-org/gitlab/-/work_items/592466
https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/

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