To view a summary of the April 2009 bulletins, visit Microsoft Security Bulletin Summary for April, 2009. Click the links below to view the individual Microsoft Security Bulletins and to download any patches that might be required for your system. Microsoft will discuss the issues addressed in the Security Bulletins and field questions from users during a webcast which can also be viewed after the fact. You can also visit Windows Update to automatically determine what patches or updates your system needs.
1. MS09-009
Vulnerabilities in Microsoft Office Excel Could Cause Remote Code ExecutionCriticality: Critical
2. MS09-010
Vulnerabilities in WordPad and Office Text Converters Could Allow Remote Code ExecutionCriticality: Critical
3. MS09-011
Vulnerability in Microsoft DirectShow Could Allow Remote Code ExecutionCriticality: Critical
4. MS09-012
Vulnerabilities in Windows Could Allow Elevation of PrivilegeCriticality: Important
5. MS09-013
Vulnerabilities in Windows HTTP Services Could Allow Remote Code ExecutionCriticality: Critical
6. MS09-014
Cumulative Security Update for Internet ExplorerCriticality: Critical
7. MS09-015
Blended Threat Vulnerability in SearchPath Could Allow Elevation of PrivilegeCriticality: Moderate
8. MS09-016
Vulnerabilities in Microsoft ISA Server and Forefront Threat Management Gateway (Medium Business Edition) Could Cause Denial of ServiceCriticality: Important