Mozilla Firefox/Thunderbird/SeaMonkey XUL Scripts Content-Policy Check Security Bypass Vulnerability

Mozilla Firefox/Thunderbird/SeaMonkey XUL Scripts Content-Policy Check Security Bypass Vulnerability

Mozilla Firefox, Thunderbird, and SeaMonkey are prone to a security-bypass vulnerability.

Attackers can exploit this issue to bypass the content-loading policies. The impact of this issue will depend on the reasons behind the content check.

NOTE: This issue was previously covered in BID 35326 (Mozilla Firefox/Thunderbird/SeaMonkey MFSA 2009-24 through -32 Multiple Remote Vulnerabilities), but has been assigned its own record to better document it.