Microsoft Security Bulletin Advance Notification for April 2013. Microsoft has posted 2 Critical Bulletins and 7 Important Bulletins. Bulletins with the Maximum Severity Rating and Vulnerability Impact of "Critical" may allow remote execution of code. Microsoft will host a webcast to address customer questions on the security bulletins on April 10, 2013, at 11:00 AM Pacific Time (US & Canada).
Multiple vulnerabilities have been reported in Mozilla Firefox, which can be exploited by malicious, local users to gain escalated privileges and by malicious people to conduct spoofing and cross-site scripting attacks and compromise a user's system