Spring Framework, versions 5.0.x prior to 5.0.6, versions 4.3.x prior to 4.3.17, and older unsupported versions allows applications to expose STOMP over WebSocket endpoints with a simple, in-memory STOMP broker through the spring-messaging …

{
                    "product": "Spring Framework",
                    "vendor": "Pivotal",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "5.0.x prior to 5.0.6; 4.3.x prior to 4.3.17"
                        }
                    ]
                }