WebCore on Apple Mac OS X 10.3.9 and 10.4.10, as used in Safari, does not properly parse HTML comments in TITLE elements, which allows remote attackers to conduct cross-site scripting (XSS) attacks and bypass some XSS protection schemes by embedding certain HTML tags within an HTML comment.

Cross-domain vulnerability in WebCore on Apple Mac OS X 10.3.9 and 10.4.10 allows remote attackers to obtain sensitive information via a popup window, which is able to read the current URL of the parent window.

WebCore on Apple Mac OS X 10.3.9 and 10.4.10 retains properties of certain global objects when a new URL is visited in the same window, which allows remote attackers to conduct cross-site scripting (XSS) attacks.