Major browsers, Java hacked on the first day of Pwn2Own 2013.Researchers participating in the first day of Pwn2Own 2013 discovered security vulnerabilities in Firefox, Chrome, and Internet Explorer 10 Web browsers, as well as in Java.
Source: http://news.softpedia.com/news/Major-Browsers-Java-Hacked-on-theFirst-Day-of-Pwn2Own-2013-335279.shtml