Microsoft Updates for Multiple Vulnerabilities
http://www.us-cert.gov/cas/techalerts/TA07-282A.html

Overview
Microsoft has released updates that address critical vulnerabilities in Microsoft Windows, Microsoft Internet Explorer, Microsoft Outlook Express and Windows Mail, Microsoft Office, Microsoft Office for Mac, and Microsoft SharePoint. Exploitation of these vulnerabilities could allow a remote, unauthenticated attacker to execute arbitrary code or cause a denial of service on a vulnerable system.