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Microsoft has released security bulletin MS14-059. To learn more about this security bulletin:

Download information

The following files are available for download from the Microsoft Download Center.

For all supported versions of Microsoft ASP.NET

Download Download the package now.

Release Date: October 14, 2014

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:

119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

How to obtain help and support for this security update

Help installing updates:
Support for Microsoft Update

Security solutions for IT professionals:
TechNet Security Troubleshooting and Support

Help protect your Windows-based computer from viruses and malware:
Virus Solution and Security Center

Local support according to your country:
International Support

More Information

  • For more information about deployment options to address this security vulnerability, see the MS14-059 security bulletin. This update will be offered through Microsoft Update, the Microsoft Download Center, and updated NuGet packages. The security bulletin will provide correct guidance about which deployment option is required to help make sure that your computer and applications are secure.

  • Also, see the "Update FAQ" section of MS14-059 to better understand how Microsoft security updates for .NET NuGet Libraries are supported, how to determine which version of ASP.NET Model-View-Controller (MVC) is installed on your computer, which computers are offered the update through Microsoft Update, and other important information.

Applies to

This article applies to the following:

  • ASP.NET MVC 5.1


The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time and with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.

File name

File version

File size








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