A standalone MCP gateway/proxy server that lets any MCP-compatible client search and call tools across multiple downstream MCP servers through a single mcp proxy tool.
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Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.
When Vitest UI server is listening, arbitrary file can be read and executed
Vitest allows Remote Code Execution when accessing a malicious website while Vitest API server is listening
@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse
Anthropic's MCP TypeScript SDK has a ReDoS vulnerability
process.env. You'll be asked to provide them before it can run.MCP_DIRECT_TOOLS— Direct tools filter (comma-separated, server/tool or server)MCP_OAUTH_CALLBACK_PORTMCP_OAUTH_DIRMCP_TOOL_SEARCH_DATA_DIR— Data directory override (default: ~/.config/mcp-tool-search/)MCP_TOOL_SEARCH_DEBUG— Enable debug logging to stderrNPM_CONFIG_CACHE[](https://m8ven.ai/mcp/ericnunes30-mcp-gateway-proxy-1aguy2)