CVE-2021-22263
MEDIUMGitLab 13.0-14.0.8, 14.1-14.1.3, 14.2-14.2.1 - Privilege Escalation via Project Token Abuse
Title source: llmDescription
An issue has been discovered in GitLab affecting all versions starting from 13.0 before 14.0.9, all versions starting from 14.1 before 14.1.4, all versions starting from 14.2 before 14.2.2. A user account with 'external' status which is granted 'Maintainer' role on any project on the GitLab instance where 'project tokens' are allowed may elevate its privilege to 'Internal' and access Internal projects.
References (3)
Core 3
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://gitlab.com/gitlab-org/gitlab/-/issues/331473
Exploit, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/1193062
Vendor Advisory x_refsource_confirm
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22263.json
Scores
CVSS v3
5.5
EPSS
0.0021
EPSS Percentile
42.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Details
CWE
CWE-269
Status
published
Products (1)
gitlab/gitlab
13.0.0 - 14.0.9 (2 CPE variants)
Published
Oct 11, 2021
Tracked Since
Feb 18, 2026