CVE-2011-1244
Microsoft Internet Explorer 6, 7, and 8 does not enforce intended domain restrictions on content access, which allows remote attackers to obtain sensitive information or conduct clickjacking attacks via a crafted web site, aka "Frame Tag Information Disclosure Vulnerability."
Date published : 2011-04-13
http://www.securityfocus.com/bid/47191
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-018