Gmail Bug Could Have Exposed Every User's Address
 

It's getting to the point now where it is more surprising to find out something doesn't have an exploit. Until recently, anyone may have been able to assemble a list of every Gmail account in the world. All it would have taken, according to one security researcher's analysis, was some clever tweaking of a web page's characters and a lot of patience.

http://www.hardocp.com/news/2014/06/...uos_addr ess/