CVE-2012-0445

CVE-2012-0445 describes a vulnerability in Mozilla Firefox (versions 4.x-9.0), Thunderbird (versions 5.0-9.0), and SeaMonkey (before 2.7) that allows remote attackers to bypass the HTML5 frame-navigation policy. This bypass is achieved by crafting a form submission that targets a sub-frame's name attribute, enabling the attacker to replace arbitrary sub-frames. The vulnerability has a CVSS score of 5.0 (medium severity), indicating a network-based attack with low complexity and a potential impact of partial information disclosure. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.