Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated user with custom role permissions to demote or remove higher-privileged group members due to improper authorization checks on member management operations.
Scores
CVSS v3
2.7
EPSS
0.0001
EPSS Percentile
2.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-862
Status
published
Products (4)
GitLab/GitLab
18.10 - 18.10.3
GitLab/GitLab
18.2 - 18.8.9
gitlab/gitlab
18.2.0 - 18.8.9 (2 CPE variants)
GitLab/GitLab
18.9 - 18.9.5
Published
Apr 08, 2026
Tracked Since
Apr 09, 2026