AOL Instant Messenger (AIM) 4.7.2480 adds free.aol.com to the Trusted Sites Zone in Internet Explorer without user approval, which could allow code from free.aol.com to bypass intended access restrictions.
http://www.kb.cert.org/vuls/id/744139
http://www.instantmessagingplanet.com/security/article.php/10818_1014151