The host is installed with Mozilla Firefox 4.x through 12.0, Firefox ESR 10.x before 10.0.5, Thunderbird 5.0 through 12.0, Thunderbird ESR 10.x before 10.0.5, or SeaMonkey before 2.10 and is prone to cross-site scripting vulnerability. A flaw is present in the applications, which fail to handle the Content Security Policy implementation. Successful exploitation could allow remote attackers to cond ...