JavaGuide

Oct 22, 2026 · Information Security

PHP & Java Critical Vulnerabilities: Memory Corruption, Cert Trust Flaws & AI Discovery

The article details two critical PHP vulnerabilities (CVE-2026-109618 and CVE-2026-109619) enabling unauthenticated RCE via memory initialization and use-after-free flaws, a Java vulnerability (CVE-2026-91403) involving trust in compromised eMudhra CA certificates, and how AI models like GPT-5.6 Sol accelerated vulnerability discovery and exploit development.