Microsoft Internet Explorer 5.01, 5.5 and 6.0 allows remote attackers to view arbitrary files that contain the "{" character via script containing the cssText property of the stylesheet object, aka "Local Information Disclosure through HTML Object" vulnerability.
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-023
http://www.securityfocus.com/bid/4411