The Zox News - Professional WordPress News & Magazine Theme plugin for WordPress is vulnerable to unauthorized data modification. This vulnerability can lead to privilege escalation and denial of service conditions due to missing capability checks on the backup_options() and reset_options() functions in all versions up to and including 3.17.0. This vulnerability allows authenticated attackers with Subscriber-level access and above to update and delete arbitrary option values on the WordPress site. Attackers can exploit this issue to update the default user role for registration to Administrator and enable user registration, thereby gaining administrative access to the vulnerable site. Additionally, they could delete critical options, causing errors that may disrupt the site's functionality and deny service to legitimate users.

The Zox News theme for WordPress is vulnerable to unauthorized modification of data that can lead to privilege escalation due to a missing capability check on the 'backup_options' and 'restore_options' function in all versions up to, and including, 3.16.0. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update arbitrary options on the WordPress site. This can be leveraged to update the default role for registration to administrator and enable user registration for attackers to gain administrative user access to a vulnerable site.