Anonymous Reader writes "Reports spread quickly of the online worm, Santy.A, which targets web servers running phpBB, an opensource online forums software, developed and maintained by the phpBB Group.
The worm searches for sites with phpBB software via search engines, such as Google, Yahoo and MSN. It targets viewtopic.php file that allows the passing and execution of malicious commands on the server. The worm then defaces the site and replaces it with "This site is defaced!!! NeverEverNoSanity WebWorm."