A remote command execution in Vesta Control Panel through 0.9.8-26 allows any authenticated user to execute arbitrary commands on the system via cron jobs.

An elevation of privilege in Vesta Control Panel through 0.9.8-26 allows an attacker to gain root system access from the admin account via v-change-user-password (aka the user password change script).

Vesta Control Panel (VestaCP) through 0.9.8-26 allows Command Injection via the schedule/backup Backup Listing Endpoint. The attacker must be able to create a crafted filename on the server, as demonstrated by an FTP session that renames .bashlogout to a .bashlogout' substring followed by shell metacharacters.