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23 min read

PHP2Shell (CVE-2026-109618): How to Check and Fix Your Site

Two critical PHP bugs let attackers run code on a web server without logging in. How to tell if your site is exposed, how to patch it on every common kind of hosting, and how to check whether someone got in first.

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Mockup of a WordPress Site Health screen showing PHP version 8.4.27 marked patched, beside a terminal running php -v and php-fpm -v and a security status card listing CVE-2026-109618 and CVE-2026-109619 as fixed and CVE-2026-115560 with its workaround on

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