Microsoft has posted their Security Bulletin Advance Notification for April 2013

This is an advance notification of security bulletins that Microsoft is intending to release on April 9, 2013.

This bulletin advance notification will be replaced with the April bulletin summary on April 9, 2013. For more information about the bulletin advance notification service, see Microsoft Security Bulletin Advance Notification.

This advance notification provides a number as the bulletin identifier, because the official Microsoft Security Bulletin numbers are not issued until release. The bulletin summary that replaces this advance notification will have the proper Microsoft Security Bulletin numbers (in the MSyy-xxx format) as the bulletin identifier.

The following table summarizes the security bulletins for this month in order of severity.

  Microsoft Security Bulletin Advance Notification for April 2013