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Reddit XSS worm spreads

UPDATE: Reddit has posted a blog entry at http://blog.reddit.com/2009/09/we-had-some-bugs-and-it-hurt-us.html addressing this.

"Popular social news website Reddit has stopped the spread of a cross-site scripting (XSS) worm that hit the site on Monday.

The XSS worm spread via comments on the site, originally from the account of a user called xssfinder.

Reddit failed to filter out JavaScript in some cases, specifically when a user hovered his or her mouse over a link, a factor the miscreants behind xssfinder's account exploited to run a proof of concept attack." - TheRegister

Read more: http://www.theregister.co.uk/2009/09/28/reddit_xss_worm/


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you can find a good explanation of xss here: http://www.applicure.com/answers/cross_site_scripting/What-is-XSS.html

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