Unauthenticated Socket.IO WebSocket Handshake to Peyara Remote Mouse (Port 1313)

Ibrahim Saud@tektrix

•updated Jul 2, 2026•0•0•1

Detects unauthenticated Engine.IO WebSocket handshake attempts targeting the Peyara Remote Mouse service on TCP port 1313. These requests, characterized by specific URI query parameters, are often used as an initial phase for exploitation against vulnerable instances of the application.