If you don't have CWPpro then you would need to deactivate php/php-fpm selector for all your sites.

PHP-FPM Selector
in CWP.admin left menu go to WebServer Settings --> Select WebServers
at bottom uncheck "Force Apache to use PHP-FPM Selector"

If you have used per domain conf then you would also need to make changes there
in CWP.admin left menu go to WebServer Settings --> WebServers Domain Conf

select users who have active fpm and use button "Delete Configuration" or make changes to not use php-fpm by selecting php-cgi-

PHP(cgi) Selector
Edit all .htaccess files and remove the custom lines starting like
AddHandler application/x-httpd-phpXXX

Info:
http://wiki.centos-webpanel.com/php-selector