CVE-2026-18433

medium

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.1.4 and 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user to read policy configuration belonging to a namespace they were not authorized to access, due to incorrect authorization checks in a GraphQL query.

References

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released/

https://hackerone.com/reports/3776182

https://gitlab.com/gitlab-org/gitlab/-/work_items/607556

Details

Source: Mitre, NVD

Published: 2026-08-12

Updated: 2026-08-13

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 4.3

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.00243