MCP-VoiceAI-WhiteLabel

The server uses `app.use(cors())` without specific options, which defaults to allowing all origins (`*`). This is a critical security risk for a production server handling sensitive user data and API keys, as it can be exploited in certain cross-origin attacks. While JWT authentication is implemented using `ACCESS_TOKEN_SECRET` from environment variables, which is good practice, the broad CORS policy weakens overall security. All tool `callback` functions in the provided code are placeholders, merely echoing input arguments and returning 'Done'. This means the server, as delivered, does not actively process or store sensitive data like API keys (OpenAI, ElevenLabs, Twilio SIDs/Tokens) or interact with external services, reducing immediate runtime risk from *this specific code*, but indicating a significant amount of missing functional implementation for its stated purpose.