SIPGO: DoS via unvalidated WebSocket frame length

Summary The WebSocket transport allocates a buffer from the frame payload length before validating its size, which can lead to an unauthenticated DoS. Details WSConnection.Read allocates a buffer from the declared WebSocket frame length before reading the payload...

CVE-2026-77322

SIPGO is a library for writing SIP services in the GO language. Prior to 1.4.3, WSConnection.Read in sip/transportws.go creates a wsutil.Reader without setting MaxFrameSize, allowing NextFrame to accept a client-controlled header.Length before ParseMaxMessageLength is applied. An unauthenticated ...

CVE-2026-77322 SIPGO: DoS via unvalidated WebSocket frame length

SIPGO is a library for writing SIP services in the GO language. Prior to 1.4.3, WSConnection.Read in sip/transportws.go creates a wsutil.Reader without setting MaxFrameSize, allowing NextFrame to accept a client-controlled header.Length before ParseMaxMessageLength is applied. An unauthenticated ...

CVE-2026-77322

The SIPGO library (prior to version 1.4.3 ) is vulnerable to a Denial of Service (DoS) attack via unvalidated WebSocket frame lengths. The root cause is located in sip/transport_ws.go, where WSConnection.Read creates a wsutil.Reader without setting the MaxFrameSize parameter. This allows an unaut...

EUVD-2026-84818

SIPGO is a library for writing SIP services in the GO language. Prior to 1.4.3, WSConnection.Read in sip/transportws.go creates a wsutil.Reader without setting MaxFrameSize, allowing NextFrame to accept a client-controlled header.Length before ParseMaxMessageLength is applied. An unauthenticated ...