Cross-site scripting (XSS) vulnerability in Windows Vista Feed Headlines Gadget (aka Sidebar RSS Feeds Gadget) in Windows Vista allows user-assisted remote attackers to execute arbitrary code via an RSS feed with crafted HTML attributes, which are not properly removed and are rendered in the local zone.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2152
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-048
http://www.vupen.com/english/advisories/2007/2872
http://www.us-cert.gov/cas/techalerts/TA07-226A.html
http://www.securitytracker.com/id?1018566
http://www.securityfocus.com/bid/25287
http://www.kb.cert.org/vuls/id/558648
http://secunia.com/advisories/26439
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=575