CVE-2009-1727
Incomplete blacklist vulnerability in CoreTypes in Apple Mac OS X 10.5 before 10.5.8 makes it easier for user-assisted remote attackers to execute arbitrary JavaScript via a web page that offers a download with a Content-Type value that is not on the list of possibly unsafe content types for Safari.
Date published : 2009-08-06
http://lists.apple.com/archives/security-announce/2009/Aug/msg00001.html