CVE-2026-85606

firecrawl-mcp-server 3.20.2 contains an arbitrary local file read vulnerability in the firecrawl_parse tool that accepts unconstrained filePath arguments without directory containment validation. Attackers can supply absolute paths or directory traversal sequences to read sensitive files like credentials and environment variables, which are then uploaded and returned to the model context.

  • Published Sep 4, 2026
  • CVSS 8.7 high
  • 0.9% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-85606 at the National Vulnerability Database