Low severity3.8NVD Advisory· Published Oct 4, 2021· Updated Jun 17, 2026
CVE-2021-39896
CVE-2021-39896
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.
Affected products
5cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*+ 3 more
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*range: >=8.0.0,<14.1.7
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: >=8.0.0,<14.1.7
- (no CPE)range: >=8.0
- (no CPE)range: >=8.0, <14.1.7
Patches
Vulnerability mechanics
References
2- gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39896.jsonnvdVendor Advisory
- gitlab.com/gitlab-org/gitlab/-/issues/339362nvdBroken Link
News mentions
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