Security updates

Updated: October 13, 2009

When necessary, Microsoft provides a new security update on the second Tuesday of each month and publishes a bulletin to announce the update. Occasionally, updates are released more often. The links below go to the latest bulletins. Each bulletin includes links to the security updates.

Note To get technical details about updates, review the information published on Microsoft TechNet.

The latest bulletin

•	October 13, 2009 On October 13, 2009 we released 13 new security updates for Microsoft Windows, Windows Media, Internet Information Services (IIS), and Internet Explorer.

Latest bulletins by program

•	Microsoft Windows: October 2009
•	JScript: September 2009
•	Microsoft Internet Information Services (IIS): October 2009
•	Microsoft ActiveX: October 2009
•	Microsoft Windows Media Player: October 2009
•	Microsoft Exchange Server: February 2009
•	Microsoft SQL Server: February 2009
•	Internet Explorer: October 2009
•	Visual Studio July 2009 (out-of-band)
•	Microsoft DirectX: June 2008
•	Microsoft Office: July 2009
•	Microsoft Malware Protection Engine: May 2008
•	Microsoft Virtual PC: July 2009
•	Virtual PC for Mac: November 2007
•	MSN Messenger: September 2007
•	Virtual Server: September 2007
•	Visual Basic: August 2007
•	JPEG Processing (GDI+): September 2004

Archived bulletins

For previous security update bulletins, see TechNet Microsoft Security Bulletin Search.

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