Risk Letters

Exploited vulnerability

CVE-2021-39935

TLP:CLEAR

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

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.

Facts

  • Vendor: GitLab
  • Product: Community and Enterprise Editions
  • CVSS: 6.8
  • EPSS (probability of exploitation within 30 days): 36.1 %
  • On CISA's Known Exploited Vulnerabilities list since: 3 February 2026
  • First known exploitation: 3 February 2026
  • CISA's deadline for US federal agencies: 24 February 2026
  • Weakness: CWE-918
  • First seen by Risk Letters: 3 February 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD