WordPress Get Custom Field Values plugin access control error vulnerability

WordPress is the Wordpress Foundation’s set of blogging platform developed using the PHP language . The platform supports setting up personal blogging sites on PHP and MySQL servers. Get Custom Field Values Plugin is a WordPress open source application plugin. WordPress Get Custom Field Values Plugin in versions prior to 4.0 has an access control error vulnerability that stems from The WordPress plugin allows users with roles as low as Contributor to access the metadata of other posts without validating permissions, and an attacker could exploit the vulnerability to access the metadata of managed posts.