websocket security

Chromium’s latest browser security disclosure, CVE-2026-5919, is a reminder that “low” severity does not always mean low operational importance. Microsoft’s Security Update Guide records the flaw as insufficient validation of untrusted input in WebSockets in Google Chrome prior to 147.0.7727.55...

NATS server’s WebSocket handler contains a pre-authentication memory exhaustion vulnerability that can be triggered by a crafted compressed frame — a “compression bomb” — allowing an unauthenticated attacker to force excessive memory allocation and potentially crash the server; the issue is...