CVE-2008-0060
Help Viewer in Apple Mac OS X 10.4.11 and 10.5.2 allows remote attackers to execute arbitrary Applescript via a help:topic_list URL that injects HTML or JavaScript into a topic list page, as demonstrated using a help:runscript link.
Date published : 2008-03-18
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html