HTTP2Shell patches, PHP2Shell exploitation, GitHub worm

HTTP2Shell patches, PHP2Shell exploitation, GitHub worm CISO SeriesPHP Issues Second Windows Security Update in Five Days to Fix Brotli Code Execution Flaw The Hacker NewsHTTP2Shell Vulnerability Extends Beyond HTTP, Affecting .NET, FFmpeg, ClickHouse, and Apache Arrow CyberSecurityNewsMicrosoft Issues Emergency Patch For Critical Google Algorithm Flaw ForbesCVE-2026-111497: Critical out-of-bounds write in the Node.js Brotli decoder Rapid7