CVE-2026-85606

8.7 highEPSS 0.9%

High (8.7). EPSS 0.9% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

8.7 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2026-09-04
Modified: 2026-09-23
Record from: the NVD, synced 2026-10-19

References

https://github.com/firecrawl/firecrawl-mcp-server
https://github.com/firecrawl/firecrawl-mcp-server/blob/v3.24.1/src/index.ts
https://github.com/firecrawl/firecrawl-mcp-server/issues/306
https://www.vulncheck.com/advisories/firecrawl-mcp-server-3.20.2-arbitrary-local-file-read-via-filepath

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