.NET Blog

Free. Cross-platform. Open source. A developer platform for building all your apps.

.NET Core January 2019 Updates – 2.1.7 and 2.2.1

January 8, 2019 Jan 8, 2019 01/8/19
Lee Coward
Today, we are releasing the .NET Core January 2019 Update. These updates contain security and reliability fixes. Security CVE-2019-0545: .NET Core Information Disclosure Vulnerability The security update addresses the vulnerability by enforcing Cross-origin Resource Sharing (CORS) configuration to prevent its bypass in .NET ...

.NET Framework January 2019 Security and Quality Rollup

January 8, 2019 Jan 8, 2019 01/8/19
Tara Overfield
Today, we are releasing the January 2019 Security and Quality Rollup. Security CVE-2019-0545 – Windows Security Feature Bypass Vulnerability This security update resolves a vulnerability in Microsoft .NET Framework that may cause an information disclosure that allows bypassing Cross-origin Resource Sharing (CORS) configurations. An ...

Announcing .NET Framework 4.8 Early Access Build 3707

December 14, 2018 Dec 14, 2018 12/14/18
namrata karnam
We have another early access build to share today! This release includes several accessibility, performance, reliability and stability fixes across the major framework libraries. We will continue to stabilize this release and take more fixes over the coming months and we would greatly appreciate it if you could help us ensure Build 3707 is a ...

Visual Studio 2019 Preview .NET Productivity

December 13, 2018 Dec 13, 2018 12/13/18
KendraHavens
As you hopefully heard, the first preview of Visual Studio 2019 is now available. In this post I’ll cover some of the productivity improvements for .NET developers we’re most excited about. For a complete list, check out the release notes. Regex Language Support Any regular expressions in your C# or Visual Basic files now have syntax ...

.NET Framework December 2018 Security and Quality Rollup

December 11, 2018 Dec 11, 2018 12/11/18
Tara Overfield
Today, we are releasing the December 2018 Security and Quality Rollup. Security CVE-2018-8540 – Windows Remote Code Execution Vulnerability This security update resolves a vulnerability in Microsoft .NET Framework that could allow remote code execution when Microsoft .NET Framework doesn't validate input correctly. The attacker who ...

Open Sourcing XAML Behaviors for WPF

December 10, 2018 Dec 10, 2018 12/10/18
karan nandwani msft
Today, we are excited to announce that we are open sourcing XAML Behaviors for WPF. In the past, we open sourced XAML Behaviors for UWP which has been a great success and the Behaviors NuGet package has been downloaded over 500k times. One of the top community asks has been to support WPF in the same way. XAML Behaviors for WPF now ships as...

Take C# 8.0 for a spin

December 5, 2018 Dec 5, 2018 12/5/18
Mads Torgersen
Take C# 8.0 for a spin Yesterday we announced the first preview of both Visual Studio 2019 (Making every developer more productive with Visual Studio 2019) and .NET Core 3.0 (Announcing .NET Core 3 Preview 1 and Open Sourcing Windows Desktop Frameworks). One of the exciting aspects of that is that you get to play with some of the features ...

.NET Framework December 5, 2018 Preview of Cumulative Update for Windows 10 version 1809 and Windows Server 2019

December 5, 2018 Dec 5, 2018 12/5/18
Tara Overfield
Today, we are releasing the December 5, 2018 Preview of .NET Framework Cumulative Update for Windows 10 version 1809 and Windows Server 2019. For more information about the new Cumulative Updates for .NET Framework for Windows 10 version 1809 and Windows Server 2019 please refer to this recent announcement. Quality and Reliability This ...

Announcing .NET Core 2.2

December 4, 2018 Dec 4, 2018 12/4/18
Rich Lander [MSFT]
We’re excited to announce the release of .NET Core 2.2. It includes diagnostic improvements to the runtime, support for ARM32 for Windows and Azure Active Directory for SQL Client. The biggest improvements in this release are in ASP.NET Core. ASP.NET Core 2.2 and Entity Framework Core 2.2 are also releasing today. You can download and ...