Microsoft releases security bulletins once a month that outline new security updates and patches for Microsoft products. The security updates for April 2009 list a total of eight vulnerabilities for various Microsoft applications including Microsoft Windows and Microsoft Office. Six of the eight patches affect various Microsoft operating systems. Windows XP and Windows Server 2003 face three critical, two important and one moderate security vulnerability while Windows Vista and Windows Server 2008 bring it to two critical, one important and one moderate vulnerability. Below is a list of links that point to all eight Microsoft Security Bulletins. These bulletins contain extensive information about the vulnerabilities including the systems affected.
- Vulnerabilities in Microsoft Office Excel Could Cause Remote Code Execution (968557)
- Vulnerabilities in WordPad and Office Text Converters Could Allow Remote Code Execution (960477)
- Vulnerability in Microsoft DirectShow Could Allow Remote Code Execution (961373)
- Vulnerabilities in Windows Could Allow Elevation of Privilege (959454)
- Vulnerabilities in Windows HTTP Services Could Allow Remote Code Execution (960803)
- Cumulative Security Update for Internet Explorer (963027)
- Blended Threat Vulnerability in SearchPath Could Allow Elevation of Privilege (959426)
- Vulnerabilities in Microsoft ISA Server and Forefront Threat Management Gateway (Medium Business Edition) Could Cause Denial of Service (961759)
The easiest way to update is by visiting Windows Update or Microsoft Update. Please read our Windows Update Fix article if Windows Update is not working properly on your computer system. Alternatives are so called offline updates like Offline Update, Autopatcher or Update Windows Without Microsoft.
It is recommended to update the computer system as soon as possible to close the vulnerabilities.
Related posts:
Microsoft Security Patches for June 2009Microsoft Security Updates November 2009
Microsoft Security Updates for June 2008
Microsoft Security Updates August 2009
Microsoft October 2008 Patch Day Patches 11 Security Vulnerabilities
Microsoft Security Updates May 2008
Microsoft releases security updates for XP and Vista
Microsoft August 2008 Security Updates


Thanks a mil. again Martin. Please keep up the good work. Realise that you are doing it for Britania, god and the queen. Like we say here in the Netherlands.
Is there any way to check what updates my XP install CD is missing, download them, and slipstream them to a new install CD?