CVE-2026-2601

Missing Authorization in GitLab

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.

Affected

GitLab

CVSS v3.1 GITLAB

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

EPSS

0.33% chance of exploitation in the next 30 days, 25th percentile

Published

2026-05-27

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3556381

Security advisories

• https://about.gitlab.com/releases/2026/05/27/patch-release-gitlab-19-0-1-released

References

• CVE Record
• NVD entry