Description
An issue has been discovered in GitLab CE/EE affecting all versions from 15.1 before 18.1.6, 18.2 before 18.2.6, and 18.3 before 18.3.2 that could have allowed authenticated users to view administrator-only maintenance notes by accessing runner details through specific interfaces.
References (3)
Core 3
Core References
Broken Link issue-tracking
permissions-required
https://gitlab.com/gitlab-org/gitlab/-/issues/551957
Permissions Required technical-description
exploit
permissions-required
https://hackerone.com/reports/3173328
Release Notes, Vendor Advisory
https://about.gitlab.com/releases/2025/09/10/patch-release-gitlab-18-3-2-released/
Scores
CVSS v3
4.3
EPSS
0.0029
EPSS Percentile
20.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-497
Status
published
Products (1)
gitlab/gitlab
15.1.0 - 18.1.6 (2 CPE variants)
Published
Sep 12, 2025
Tracked Since
Feb 18, 2026