CVE-2012-4273
Cross-site scripting (XSS) vulnerability in libs/xing.php in the 2 Click Social Media Buttons plugin before 0.34 for WordPress allows remote attackers to inject arbitrary web script or HTML via the xing-url parameter.
Date published : 2012-08-13
http://wordpress.org/extend/plugins/2-click-socialmedia-buttons/changelog/