A specially crafted Socket.IO packet can trigger an uncaught exception on the Socket.IO server, thus killing the Node.js process.
The package socket.io before 2.4.0 are vulnerable to Insecure Defaults due to CORS Misconfiguration. All domains are whitelisted by default.
Stay updated with the latest patches and releases. Plan your sofware desisgn. Avoid common known vulnerabilities fixed by the open source community
Latest patch release: --
Latest minor release: 2.5.1
Latest major release: 4.7.5
Maintain your licence declarations and avoid unwanted licences to protect your IP the way you intended.
MIT - MIT License