The famous and demanded open source WordPress caching plug-ins known widely as W3 Total Cache and WP Super Cache with approximate 6 million downloads have commenced to have an obligation allowing remote end users to use and execute arbitrary PHP on the centralized server. Cache plug-ins are created to appease the load on WordPress websites by storing the latest used versions of web pages in memory and catering the saved ones to customers from memory irrespective of reviving them.
Visit http://www.h-online.com/security/news/item/WordPress-cache-plugins-enabled-remote-PHP-execution-1848961.html for more information.
