ModSecurity supplies an array of request filtering and other security features to the Apache HTTP Server, ModSecurity is a web application layer firewall. ModSecurity is free software.
We can disable modsecurity for a single domain.
login to the server as root.
Just create a directory:
mkdir -p /usr/local/apache/conf/userdata/std/2/username/domain.com
Then create a file:
/usr/local/apache/conf/userdata/std/2/username/domain.com/mod_security.conf
Add the below shown contents to the file just created now.
<IfModule mod_security2.c>
SecRuleEngine Off
</IfModule>
Save it.
Then the run the cPanel default script.
/scripts/ensure_vhost_includes –user=username