CVE-2026-5952

Incorrect Authorization in GitLab

State: Published
Severity: 4.3 Medium
Published: Jun 25, 2026
Updated: Jun 25, 2026
Reserved: Apr 9, 2026

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.11 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user with developer-role permissions to bypass package protection rules and overwrite protected Maven package metadata due to incorrect authorization checks.

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-863 Incorrect Authorization

Affected Products

Product	Versions
GitLabGitLab	17.11 to before 18.11.6Affected 19.0 to before 19.0.3Affected 19.1 to before 19.1.1Affected

References

https://gitlab.com/gitlab-org/gitlab/-/work_items/596134
HackerOne Bug Bounty Report #3632428technical-descriptionexploitpermissions-required
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.