Jlowin: >> Fastmcp >> 2.1.2 Security Vulnerabilities
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.
CVSS Score
7.8
EPSS Score
0.0
Published
2025-10-28