Moudi has reported a vulnerability in Yahoo Answers Clone, which can be exploited by malicious people to conduct cross-site scripting attacks.
Input passed to the "questionid" parameter in questiondetail.php is not properly sanitised before being returned to users. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of an affected site.
Solution: Filter malicious characters and character sequences.
Provided and/or discovered by: Moudi
Original Advisory: http://packetstormsecurity.org/0908-exploits/yac-xss.txt
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