Mozilla Firefox/Thunderbird/SeaMonkey CVE-2012-3991 Security Bypass Vulnerability
Mozilla Firefox, SeaMonkey, and Thunderbird are prone to a security-bypass vulnerability.
An attacker can exploit this issue to bypass certain security restrictions and perform unauthorized actions; this may aid in launching further attacks.
Note: This issue was previously discussed in BID 55856 (Mozilla Firefox/Thunderbird/SeaMonkey MFSA 2012-74 through -87 Multiple Vulnerabilities), but has been moved to its own record to better document it.
This issue is fixed in:
Firefox ESR 10.0.8
Thunderbird ESR 10.0.8