PHP2Shell on Windows and macOS: Automating the PHP Upgrade, With or Without an Agent

Executive Summary PHP2Shell (CVE-2026-109618 and CVE-2026-109619) allows unauthenticated remote code execution on exposed PHP servers. PHP has released fixed versions. On Linux, distribution packages carry the fix. On Windows and macOS, they don’t: Microsoft and Apple don’t ship PHP, so the fix is an in-place PHP upgrade that has traditionally been done by hand, one […]