security flaw

Mozilla Firefox 1.5.0.9 and 2.0.0.1, and SeaMonkey before 1.0.8 allow remote attackers to execute arbitrary code via JavaScript onUnload handlers that modify the structure of a document, wich triggers memory corruption due to the lack of a finalize hook on DOM window objects...

Firefox: onUnload tailgating (MSIE7 entrapment bug variant)

On Fri, 23 Feb 2007, Michal Zalewski wrote: Firefox isn't outright vulnerable to this problem, but judging from its behavior, it is likely to be susceptible to a variant of this bug And indeed, susceptible it is. On the surface, the problem is even more serious: the unloaded page can run Javascri...

Mozilla Firefox fails to properly handle JavaScript onUnload events

Overview Mozilla Firefox does not properly handle JavaScript onUnload events. This vulnerability may lead to memory corruption that could allow a remote, unauthenticated attacker to execute arbitrary code on a vulnerable system. Description The JavaScript onUnload event is executed when the brows...

CVE-2004-2260

Opera Browser 7.23 and other versions before 7.50 are affected by an address-bar spoofing weakness. The root cause is a JavaScript-based onUnload/unOnload handling during page redirects, which can cause the address bar to display a spoofed domain and mislead users. This vulnerability could enable...

Mozilla Firefox certificate spoofing

By using onunload method it's possible to use certificate of any site...