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CVE-2021-39896

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 …

Impact

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

VendorProductAffected versions
GitlabGitlab
from 8.0.0 before 14.1.7
from 14.2 before 14.2.5
from 14.3 before 14.3.1

References