A minimal, production-ready starter for building Model Context Protocol servers in TypeScript, supporting both stdio and streamable HTTP transports with optional bearer-token auth.
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Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.
@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse
Anthropic's MCP TypeScript SDK has a ReDoS vulnerability
Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default
process.env. You'll be asked to provide them before it can run.MCP_AUTH_TOKEN— PORT=3000 =your-secret npm startPORT— Two transports, one definition. Runs over stdio locally (Claude Code, Claude Desktop) and switches to streamable HTTP when is set. Tools live in one place.[](https://m8ven.ai/mcp/axis-data-labs-mcp-server-starter-hhgx3q)