HuffingtonPost WATCH OUT: Nasty Twitter Bug Spreading Like Wildfire http://huff.to/cm4Wj7 via @HuffPostTech
All about the “onMouseOver” incident–Tuesday, September 21, 2010
"This morning at 2:54 am PDT Twitter was notified of a security exploit that surfaced about a half hour before that, and we immediately went to work on fixing it. By 7:00 am PDT, the primary issue was solved. And, by 9:15 am PDT, a more minor but related issue tied to hovercards was also fixed. "
All about the "onMouseOver" incident All about the "onMouseOver" incident