Description
An issue has been discovered in GitLab EE affecting all versions starting from 15.1 before 15.7.8, all versions starting from 15.8 before 15.8.4, all versions starting from 15.9 before 15.9.2. If a group with SAML SSO enabled is transferred to a new namespace as a child group, it's possible previously removed malicious maintainer or owner of the child group can still gain access to the group via SSO or a SCIM token to perform actions on the group.
References (3)
Core 3
Core References
Permissions Required
https://hackerone.com/reports/1791518
Scores
CVSS v3
5.7
EPSS
0.0032
EPSS Percentile
54.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-284
Status
published
Products (1)
gitlab/gitlab
15.1 - 15.7.8
Published
Mar 09, 2023
Tracked Since
Feb 18, 2026