VirtueMart 
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http://virtuemart.net/security-bulletins/396-vm-security-bulletin-2011-02-18
http://virtuemart.net/security-bulletins/394-vm-security-bulletin-2011-02-01
Warning! This extension is listed on the Vulnerable Extensions List.
Follow the link below for more information. If you currently use this extension, your site is potentially at risk! You should also immediately get in contact with the developer of this extension and inquire about fixes to this security risk.Unpublished Comments From Editors
Please check the developer Security Bulletins for patch files:http://virtuemart.net/security-bulletins/396-vm-security-bulletin-2011-02-18
http://virtuemart.net/security-bulletins/394-vm-security-bulletin-2011-02-01