CVE-2026-108748 Quarkus LangChain4j 1.9.0 through 1.14.1 Memory Exhaustion via /_chat/routes WebSocket

Quarkus LangChain4j 1.9.0 through 1.14.1 contains a missing release of memory vulnerability in the chat-scopes WebSocket /chat/routes endpoint that allows unauthenticated remote clients to exhaust server memory. Attackers can send repeated CONNECT frames reusing one chatId, leaving orphaned scope...

CVE-2026-108748

Quarkus LangChain4j versions 1.9.0 through 1.14.1 are vulnerable to a memory exhaustion issue within the chat-scopes WebSocket /_chat/routes endpoint. The root cause is a missing release of memory where unauthenticated remote clients can send repeated CONNECT frames while reusing a single chatId ...