Microsoft has issued a Security Bulletin Advance Notification, indicating that its July release will contain four bulletins. Three bulletins will have the severity rating of critical and will be for Microsoft Windows and Office. The remaining bulletin will have the severity rating of important and will be for Microsoft Office. Release of these bulletins is scheduled for Tuesday, July 13, 2010.

US-CERT will provide additional information as it becomes available.

Read more at: US-CERT Current Activity