Description
In all versions of GitLab CE/EE since version 8.0, when an admin uses the impersonate feature twice and stops impersonating, the admin may be logged in as the second user they impersonated, which may lead to repudiation issues.
References (2)
Core 2
Core References
Broken Link x_refsource_misc
https://gitlab.com/gitlab-org/gitlab/-/issues/339362
Vendor Advisory x_refsource_confirm
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39896.json
Scores
CVSS v3
3.8
EPSS
0.0020
EPSS Percentile
41.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
Details
Status
published
Products (1)
gitlab/gitlab
8.0.0 - 14.1.7 (2 CPE variants)
Published
Oct 04, 2021
Tracked Since
Feb 18, 2026