UpHeron
All vulnerabilities

Servers and applications

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 second user they impersonated, which may lead to repudiation issues.

Severity
Low 3.8
Published
4 Oct 2021
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
14.1.7, 14.2.5, 14.3.1
Sources
NVD

Affected software

SoftwareAffected versions
GitLabServers and applications · cpe:a:gitlab:gitlab
  • From 8.0.0 before 14.1.7
  • From 14.2 before 14.2.5
  • From 14.3 before 14.3.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-39896
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-39896