Microsoft Internet Explorer 7 allows remote attackers to prevent users from leaving a site, spoof the address bar, and conduct phishing and other attacks via onUnload Javascript handlers.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2162
https://exchange.xforce.ibmcloud.com/vulnerabilities/32649
https://exchange.xforce.ibmcloud.com/vulnerabilities/32647
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-057
http://www.vupen.com/english/advisories/2007/0713
http://www.us-cert.gov/cas/techalerts/TA07-282A.html
http://www.securityfocus.com/bid/22680
http://www.securityfocus.com/archive/1/482366/100/0/threaded
http://www.securityfocus.com/archive/1/461027/100/0/threaded
http://www.securityfocus.com/archive/1/461023/100/0/threaded
http://securitytracker.com/id?1018788
http://securityreason.com/securityalert/2291
http://secunia.com/advisories/23014
http://lists.grok.org.uk/pipermail/full-disclosure/2007-February/052630.html