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CVE PROGRAM SOURCE RECORD6.9 Medium

CVE-2026-104120

modelcontextprotocol mcp-server-fetch/mcp-server-everything Fetch Tool server.py fetch_url server-side request forgery

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Status
Published
Published
Updated
Assigning organization
VulDB

Description

A security vulnerability has been detected in modelcontextprotocol mcp-server-fetch and mcp-server-everything up to 2026.6.4. Affected is the function fetch_url of the file mcp_server_fetch/server.py of the component Fetch Tool. The manipulation of the argument url/path leads to server-side request forgery. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The pull request to fix this issue awaits acceptance.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

modelcontextprotocol mcp-server-fetch

  • 2026.6.0affected
  • 2026.6.1affected
  • 2026.6.2affected
  • 2026.6.3affected
  • 2026.6.4affected

modelcontextprotocol mcp-server-everything

  • 2026.6.0affected
  • 2026.6.1affected
  • 2026.6.2affected
  • 2026.6.3affected
  • 2026.6.4affected

References