CVE-2026-10518

medium

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 17.9 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with guest-level permissions to read private security policy content they were not authorized to access due to improper authorization enforcement.

References

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released/

https://hackerone.com/reports/3686230

https://gitlab.com/gitlab-org/gitlab/-/work_items/601723

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-88688

Details

Source: Mitre, NVD

Published: 2026-09-29

Updated: 2026-10-05

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: 0.00331