Description
An issue has been discovered in GitLab EE affecting all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. Under certain conditions when OpenID Connect is enabled on an instance, it may allow users who are marked as 'external' to become 'regular' users thus leading to privilege escalation for those users.
References (2)
Core 2
Core References
Exploit, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/403012
Scores
CVSS v3
6.8
EPSS
0.0026
EPSS Percentile
49.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
Status
published
Products (2)
gitlab/gitlab
15.11.0
gitlab/gitlab
15.10.0 - 15.10.5
Published
May 03, 2023
Tracked Since
Feb 18, 2026