CVE-2026-85606
firecrawl-mcp-server 3.20.2 Arbitrary Local File Read via filePath
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-22 |
| Vendor | firecrawl |
| Product | firecrawl-mcp-server |
| Published | Sep 4, 2026 |
| Last Updated | Sep 14, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
firecrawl / firecrawl-mcp-server
0 ≤ 3.24.0
References
github.com: https://github.com/firecrawl/firecrawl-mcp-server/issues/306 github.com: https://github.com/firecrawl/firecrawl-mcp-server github.com: https://github.com/firecrawl/firecrawl-mcp-server/blob/v3.24.1/src/index.ts vulncheck.com: https://www.vulncheck.com/advisories/firecrawl-mcp-server-3.20.2-arbitrary-local-file-read-via-filepath
Credits
George Chen