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Mozilla Firefox before 16.0.1, Firefox ESR 10.x before 10.0.9, Thunderbird before 16.0.1, Thunderbird ESR 10.x before 10.0.9, and SeaMonkey before 2.13.1 omit a security check in the defaultValue function during the unwrapping of security wrappers, which allows remote attackers to bypass the Same Origin Policy and read the properties of a Location object, or execute arbitrary JavaScript code, via a crafted web site.
October 12, 2012
April 29, 2026
See which npm, PyPI, Go, and Maven packages are affected by CVE-2012-4193
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.