Cross-site scripting (XSS) vulnerability in WebKit in Apple iOS before 7 allows remote attackers to inject arbitrary web script or HTML via a crafted URL.
http://www.securitytracker.com/id/1029054
http://support.apple.com/kb/HT5934
http://secunia.com/advisories/54886
http://lists.apple.com/archives/security-announce/2013/Sep/msg00006.html
http://lists.apple.com/archives/security-announce/2013/Oct/msg00003.html