CVE-2026-2238

Missing Authorization in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.5 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 unauthenticated user to view confidential issue references on public projects due to improper authorization checks.

Affected

GitLab

CVSS v3.1 GITLAB

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

EPSS

0.47% chance of exploitation in the next 30 days, 39th percentile

Published

2026-06-25

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3543011

Security advisories

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

References

• CVE Record
• NVD entry