Description
In all versions of GitLab CE/EE since version 13.0, a privileged user, through an API call, can change the visibility level of a group or a project to a restricted option even after the instance administrator sets that visibility option as restricted in settings.
References (3)
Core 3
Core References
Broken Link x_refsource_misc
https://gitlab.com/gitlab-org/gitlab/-/issues/300017
Permissions Required, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/1086781
Vendor Advisory x_refsource_confirm
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39903.json
Scores
CVSS v3
6.5
EPSS
0.0025
EPSS Percentile
48.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Details
Status
published
Products (2)
gitlab/gitlab
14.4.0 (2 CPE variants)
gitlab/gitlab
13.0.0 - 14.2.6 (2 CPE variants)
Published
Nov 04, 2021
Tracked Since
Feb 18, 2026