Microsoft updated the following security bulletins: MS11-049 - Important: Vulnerability in the Microsoft XML Editor Could Allow Information Disclosure (2543893) - Version:1.3, MS11-043 - Critical: Vulnerability in SMB Client Could Allow Remote Code Execution (2536276) - Version:1.1, and MS11-028 - Critical: Vulnerability in .NET Framework Could Allow Remote Code Execution (2484015) - Version:2.2. Read more