Office updates address Excel security issues
Office 2004 11.6.4 and Office 2008 12.3.0 address the security related issues, and Office 2011 14.1.2 also includes additional fixes for Word and Outlook.
The Office 2011 Word update improves stability when using the Template Gallery or using Advanced Find and Replace, and improves stability when using Hiragana typing mode.
The Office 2011 Outlook update addressed issues where data could be lost in delegated items, login issues related to the Office 2011 Service Pack 1 update, and fixed time zone issues for users in Australia.
The updates are free and available for download at the Microsoft Mac Web site.