Urgent WordPress Update Fixes Critical Flaw in Jetpack Plugin on Million of Sites

WordPress has issued an automatic update to address a critical flaw in the Jetpack plugin that’s installed on over five million sites.
The vulnerability, which was unearthed during an internal security audit, resides in an API present in the plugin since version 2.0, which was released in November 2012.
“This vulnerability could be used by authors on a site to manipulate any files in the