People who don't use Java much should once again consider unplugging Java from their browser, while those who don't use it at all may want to uninstall it altogether.
If you haven't heard by now, the malware exploits a flaw in the Java Virtual Machine, which Oracle pushed a fix for back in February, but Apple didn't patch until a botnet consisting of as many as 650, 000 Macs was identified on March 4th.