MS11-031: Vulnerability in JScript and VBScript Scripting Engines Could Allow Remote Code Execution: April 12, 2011

Microsoft has released security bulletin MS11-031. To view the complete security bulletin, visit one of the following Microsoft websites:

• Home users:
  http://www.microsoft.com/security/pc-security/bulletins/201104.aspx
  Skip the details: Download the updates for your home computer or laptop from the Microsoft Update website now:
  http://update.microsoft.com/microsoftupdate/
• IT professionals:
  http://www.microsoft.com/technet/security/bulletin/MS11-031.mspx

How to obtain help and support for this security update

For home users, no-charge support is available by calling 1-866-PCSAFETY in the United States and Canada or by contacting your local Microsoft subsidiary. For more information about how to contact your local Microsoft subsidiary for support issues with security updates, visit the Microsoft International Support website: North American customers can also obtain instant access to unlimited no-charge email support or to unlimited individual chat support by visiting the following Microsoft website: For enterprise customers, support for security updates is available through your usual support contacts.

Known issues and additional information about this security update

The following articles contain additional information about this security update as it relates to individual product versions. The articles may contain known issue information. If this is the case, the known issue is listed below each article link.

• 2510531� MS11-031: Description of the security update for the JScript and VBScript v5.8 scripting engines: April 12, 2011
• 2510581� MS11-031: Description of the security update for the JScript and VBScript v5.7 scripting engines: April 12, 2011
• 2510587� MS11-031: Description of the security update for the JScript and VBScript v5.6 scripting engines: April 12, 2011