PHP 5.5.38 Default for 123.08stable Centmin Mod 123.08stable has been updated to default to PHP 5.5.38 instead of PHP 5.4.45 in light of HTTPoxy security vulnerability. PHP 5.5.38 has native fix for HTTPoxy as does PHP 5.6.24+ and PHP 7.0.9+. Details of HTTPoxy security vulnerability here. As to why PHP 5.5.38 and not 5.6.24 ? Out of box trying to have the widest PHP web app compatibility as possible based on PHP version usage statistics. If you need PHP 5.6.24+ or PHP 7.0.9+, you can run centmin.sh menu option 5 to update to a specified PHP version. To update your Centmin Mod builds follow instructions at centminmod.com/upgrade.html and respective version threads below: Centmin Mod 1.2.3-eva2000.08 stable install & update thread Centmin Mod 123.09beta thread Once updated, run centmin.sh once to allow auto syncing of the changes to your existing server configuration. Then run centmin.sh menu option 5 to upgrade PHP versions if you are still on PHP 5.4.45 or PHP versions below PHP 5.5.38 or below PHP 7.0.9.