Mozilla: top object and location property accessible by plugins (MFSA 2012-82)

Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 allow remote attackers to conduct cross-site scripting XSS attacks via a binary plugin that uses Object.defineProperty to shadow the top object, and...