PHP & Laravel
14 min readOct 28, 2026
•14 min
PHP2Shell Explained: How to Check and Fix CVE-2026-109618 and CVE-2026-109619
PHP2Shell explained in simple words: what the two critical PHP bugs CVE-2026-109618 and CVE-2026-109619 are, who is affected, the fixed PHP versions, step-by-step update commands for Ubuntu, Debian, RHEL, Docker, Windows and cPanel, temporary steps if you cannot update today, and the signs of an attack to check.