To Uninstall the Vesta CP. You need to Login to your SSH with Root.

Now After Login Follow This

1. Stop vesta service

service vesta stop

2. Remove vesta packages and software repository
RHEL/CentOS:

yum remove vesta*
rm -f /etc/yum.repos.d/vesta.repo

Debian/Ubuntu:

apt-get remove vesta*
rm -f /etc/apt/sources.list.d/vesta.list

3. Delete data directory and cron

rm -rf /usr/local/vesta

You might also consider to delete admin user account and its cron jobs. (If it’s Running)