CVE-2021-39935
GitLab Community and Enterprise Editions
GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Vulnerability
What it is
GitLab Community and Enterprise Editions contain a server-side request forgery vulnerability which could allow unauthorized external users to perform Server Side Requests via the CI Lint API.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor notices and references
- about.gitlab.com/releases/2021/12/06/security-release-gitlab-14-5-2-released/
- nvd.nist.gov/vuln/detail/CVE-2021-39935
Description and required action as published by CISA. Full record at NVD.
Other GitLab entries on the list
- Community Edition and Enterprise Edition GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound Vulnerability CVE-2026-97229 · Oct 29, 2026
- Community Edition and Enterprise Edition GitLab Community Edition and Enterprise Edition Path Traversal Vulnerability CVE-2026-85706 · Sep 11, 2026
- GitLab GitLab Server-Side Request Forgery (SSRF) Vulnerability CVE-2021-22175 · Feb 18, 2026
- GitLab CE/EE GitLab Community and Enterprise Editions Improper Access Control Vulnerability CVE-2023-7028 · May 1, 2024
- Community and Enterprise Editions GitLab Community and Enterprise Editions Remote Code Execution Vulnerability CVE-2021-22205 · Nov 3, 2021