Multiple security issues have been discovered in Wordpress, a weblog manager, that could allow remote attackers to upload files with invalid or unsafe names, mount social engineering attacks or compromise a site via cross-site scripting, and inject SQL commands. More information can be found in the upstream advisories at https://wordpress.org/news/2015/04/wordpress-4-1-2/ and https://wordpress.org/news/2015/04/wordpress-4-2-1/