CVE-2021-39935
GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Vulnerability
CVSS
—
No CVSS
EPSS
35.6%
p98
KEV
YES
Feb 3, 2026
Exploit Today
80
0-100
Published: — · Last modified: —
Product
GitLab / Community and Enterprise Editions
Vulnerability
GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Vulnerability
Added to KEV
Feb 3, 2026
Remediate by
Feb 24, 2026
Known ransomware use
No
Summary description
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.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
https://about.gitlab.com/releases/2021/12/06/security-release-gitlab-14-5-2-released/ ; https://nvd.nist.gov/vuln/detail/CVE-2021-39935