AT&T customers logging into their accounts to pre-order the Apple iPhone 4 reported that they were given access to the account information of other customers.
Despite entering their own usernames and passwords, the AT&T system would take them to another user’s account, according to gadget blog Gizmodo, which broke the news.
Some users said when they refreshed the web page, the site returned the correct account information.
AT&T said told Gizmodo that it could not replicate the problem but noted that reports of the problem indicated some data, such as social security numbers and credit card numbers, was not disclosed.
Read more on InfoSecurity Magazine.
Gizmodo is all over this one, with a possible explanation offered by an unnamed AT&T insider about a weekend update that may be the source of the problem.