PHP2Shell Explained: CVE-2026-109618 and CVE-2026-109619, Affected Versions, Fixes and FAQs

Quick Answer: What Is PHP2Shell? PHP2Shell is the name given to two critical memory-safety vulnerabilities in core PHP, tracked as CVE-2026-109618 and CVE-2026-109619, that can allow unauthenticated remote code execution. PHP fixed both in PHP 8.5.12, 8.4.27, 8.3.36 and 8.2.35,…






