CVE-2025-64340

FastMCP is the standard framework for building MCP applications. Prior to version 3.2.0, server names containing shell metacharacters e.g., & can cause command injection on Windows when passed to fastmcp install claude-code or fastmcp install gemini-cli. These install paths use subprocess.run wit...

CVE-2025-64340

FastMCP (the MCP framework) is affected prior to version 3.2.0. A vulnerability arises when server names contain shell metacharacters (for example, &); this can trigger command injection on Windows during fastmcp install claude-code or fastmcp install gemini-cli. The install commands use subproce...