WordPress and WordPress plugin are both products of the WordPress Foundation. WordPress is a set of blogging platforms developed using the PHP language. WordPress plugin is an application plugin. versions of the WordPress XCloner plugin prior to 4.3.6 are vulnerable to cross-site request forgery, which stems from a lack of authorization and CSRF checks when resetting its settings, and can be exploited by an unauthenticated attacker to exploit the vulnerability to perform a reset, including generating a new backup encryption key.