Common Vulnerabilities and Exposures assigned an identifier CVE-2009-2718 to the following vulnerability: The Abstract Window Toolkit (AWT) implementation in Sun Java SE 6 before Update 15 on X11 does not impose the intended constraint on distance from the window border to the Security Warning Icon, which makes it easier for context-dependent attackers to trick a user into interacting unsafely with an untrusted applet. http://java.sun.com/javase/6/webnotes/6u15.html