CVE-2026-85606: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in firecrawl firecrawl-mcp-server
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.
CVE-2026-85606: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in firecrawl firecrawl-mcp-server
Description
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.
CVSS v4.0
Score 8.7high
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-09-04T11:00:28.731Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a9adb41acd9273b49bef213
Added to database: 09/04/2026, 14:52:49 UTC
Last updated: 09/04/2026, 23:28:06 UTC
Views: 8
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