Laura Northrup writes:
Robear wanted to order from shirt.woot, but something strange happened when he went to register. After choosing a username and entering his e-mail address, he noticed that all of the forms were pre-populated with another customer’s information…including that user’s credit card information. He contacted Woot to try to find out what could have happened, but Woot either hasn’t figured it out yet, or just isn’t responding.
Read more on The Consumerist. Customers who do not duplicate the problem also comment in the Comments section.