CVE-2026-5952

Incorrect Authorization in GitLab

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.

Affected

GitLab

CVSS v3.1 GITLAB

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

EPSS

0.40% chance of exploitation in the next 30 days, 33rd percentile

Published

2026-06-25

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3632428

Security advisories

• https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released

References

• CVE Record
• NVD entry