VULNERABILITY INTELLIGENCE

CVE-2025-62801

CVSS score7.8 HIGH
EPSS probability0.23%
CISA KEVNot currently listed
Published2025-10-28
Last modified2026-10-08
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

FastMCP is the standard framework for building MCP applications. Versions prior to 2.13.0, a command-injection vulnerability lets any attacker who can influence the server_name field of an MCP execute arbitrary OS commands on Windows hosts that run fastmcp install cursor. This vulnerability is fixed in 2.13.0.

Weakness classification

  • security-advisories@github.com: CWE-78

Primary references