CVE-2026-85606
highfirecrawl-mcp-server 3.20.2 contains an arbitrary local file read vulnerability in the firecrawl_parse tool that accepts unconstrained filePath arguments witho…
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/firecrawl/firecrawl-mcp-server disclosure@vulncheck.com
- https://github.com/firecrawl/firecrawl-mcp-server/blob/v3.24.1/src/index.ts disclosure@vulncheck.com
- https://github.com/firecrawl/firecrawl-mcp-server/issues/306 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/firecrawl-mcp-server-3.20.2-arbitrary-local-file-read... disclosure@vulncheck.com
