The patches are out: https://www.php.net/archive/2026.php#2026-10-21-5
I get that maintenance teams need to have conviction in this approach, but this is definitely going to cause catastrophically large data breaches downstream.
> Given the severity of these vulnerabilities, the PHP security team provided minimal source-backports for PHP 7.4, PHP 8.0, and PHP 8.1 to help people building from source or without access to an LTS vendor.