CVE-2021-39935: GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Vulnerability

CVE ID

CVE-2021-39935

Vulnerability Name

GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Vulnerability

• Project: GitLab
• Product: Community and Enterprise Editions

Date

• Date Added: 2026-02-03
• Due Date: 2026-02-24

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.

Known To Be Used in Ransomware Campaigns?

Unknown

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.

Additional 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

Related Security News

• CISA warns of five-year-old GitLab flaw exploited in attacks
• CISA Adds Actively Exploited SolarWinds Web Help Desk RCE to KEV Catalog

More CVEs Info

Common Vulnerabilities & Exposures (CVE) List