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Re:Tumblr hacked? by look_lookatme on Monday December 03, 2012 @11:13AM (#4866040)
XSS worm
Re:Tumblr hacked? by arjn on Monday December 03, 2012 @11:13AM (#4866045)
how does it work ?
Re:Tumblr hacked? by sparkinson on Monday December 03, 2012 @11:55AM (#4866337)
This is a guess:

User opens up their dashboard, which displays a post that contains the XSS.

That script then makes a post using the users account to their own blog, further spreading the rogue script.