---
id: CVE-2026-85606
title: >-
  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
summary: >-
  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 di…
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-22
vendor: firecrawl
product: firecrawl-mcp-server
affected:
  - firecrawl-mcp-server <= 3.24.0
published: '2026-09-04'
updated: '2026-09-23'
sourceUpdated: '2026-09-23T17:17:45.777'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-85606'
references:
  - url: 'https://github.com/firecrawl/firecrawl-mcp-server'
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/firecrawl/firecrawl-mcp-server/blob/v3.24.1/src/index.ts
    label: disclosure@vulncheck.com
  - url: 'https://github.com/firecrawl/firecrawl-mcp-server/issues/306'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/firecrawl-mcp-server-3.20.2-arbitrary-local-file-read-via-filepath
    label: disclosure@vulncheck.com
tags:
  - nvd
  - cve.org
epss: 0.00897
epssPercentile: 0.57836
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-14T19:19:50.736903Z'
ingestedAt: '2026-09-14T20:14:21.164Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.