Internet Explorer 5.5 and 6.0 allow remote attackers to read certain files via HTML that passes information from a frame in the client's domain to a frame in the web site's domain, a variant of the "Frame Domain Verification" vulnerability.
https://exchange.xforce.ibmcloud.com/vulnerabilities/7702
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-058