Severity Rating: Critical
Revision Note: V5.0 (November 10, 2015): To comprehensively address CVE-2015-2545, Microsoft re-released security updates for all affected Microsoft Office software. Microsoft recommends that customers running affected editions of Microsoft Office software should install the security updates released with this bulletin revision to be fully protected from this vulnerability. Customers running other Microsoft Office software do not need to take any action. See Microsoft Knowledge Base Article 3089664 for more information.