High severity · published Sep 4, 2026
CVE-2026-85606
firecrawl-mcp-server 3.20.2 Arbitrary Local File Read via filePath
7.5
CVSS
0.9%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
firecrawl-mcp-server · firecrawl
through 3.24.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-85606
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-85606
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
github.com
https://github.com/firecrawl/firecrawl-mcp-server/issues/306
www.vulncheck.com
https://www.vulncheck.com/advisories/firecrawl-mcp-server-3.20.2-arbitrary-local-file-read-via-filepath