.NET Framework Archives

Introducing the .NET Upgrade Assistant Preview

Cathy Sullivan March 2, 2021 Mar 2, 2021 03/2/21

Move your .NET Framework applications to .NET 5 at your own pace with confidence.

.NET Framework February 2021 Cumulative Update Preview for .NET Framework.

Tara Overfield February 17, 2021 Feb 17, 2021 02/17/21

Yesterday, we released the February 2021 Cumulative Update Preview for .NET Framework. Quality and Reliability This release contains the following quality and reliability improvements. CLR1 WPF2 Winforms 1 Common Language Runtime (CLR) 2 Windows Presentation Foundation (WPF) Known issues in this ...

.NET Framework February Security and Quality Rollup

Tara Overfield February 9, 2021 Feb 9, 2021 02/9/21

Today, we are releasing the February 2021 Security and Quality Rollup Updates for .NET Framework. Security CVE-2021-24111– .NET Framework Denial of Service Vulnerability This security update addresses a denial of service vulnerability in .NET Framework. For more information please see CVE-2021-24111. Quality and Reliability This release...

.NET Framework November 2020 Cumulative Update Preview

Tara Overfield November 19, 2020 Nov 19, 2020 11/19/20

Today, we are releasing the November 2020 Cumulative Update Preview for .NET Framework. Quality and Reliability This release contains the following quality and reliability improvements. CLR WPF2 1 Common Language Runtime (CLR) 2 Windows Presentation Foundation (WPF) Getting the Update The Cumulative Update Preview is ...

.NET Framework November 2020 Security and Quality Rollup Updates

Tara Overfield November 12, 2020 Nov 12, 2020 11/12/20

Revised 1/15/2021: On Jan 12, 2020, a live revision was made to these updates to remove its supersedence relationship with the October 13, 2020, .NET Framework security updates. If you have already installed this update, the October 13 .NET Framework updates, or any later .NET Framework updates, you do not have to take any action to be up-to...

.NET Framework October 2020 Cumulative Update Preview Update

Tara Overfield October 21, 2020 Oct 21, 2020 10/21/20

Yesterday, we are releasing the October 2020 Cumulative Update Preview Updates for .NET Framework. Quality and Reliability This release contains the following quality and reliability improvements. SQL WPF1 1 Windows Presentation Foundation (WPF) Getting the Update The Cumulative Update Preview is available via ...

.NET Framework October 2020 Security and Quality Rollup Updates

Tara Overfield October 13, 2020 Oct 13, 2020 10/13/20

Revised 1/15/2021: Added known issues details for ASP.Net applications may not deliver cookieless tokens in the URI Today, we are releasing the October 2020 Security and Quality Rollup Updates for .NET Framework. Security CVE-2020-16937– .NET Framework Information Disclosure Vulnerability An information disclosure vulnerability ...

Announcing Entity Framework Core (EF Core) 5 RC2

Jeremy Likness October 13, 2020 Oct 13, 2020 10/13/20

Entity Framework Core EF Core 5.0 gets closer to a final release. RC2 is now available with bug fixes and a go-live license.

.NET Framework October 1, 2020 Cumulative Update Preview Update for Windows 10, version 2004 and Windows Server, version 2004

Tara Overfield October 1, 2020 Oct 1, 2020 10/1/20

Revised 1/15/2021: Added known issues details for ASP.Net applications may not deliver cookieless tokens in the URI Today, we are releasing the September 2020 Cumulative Update Preview Updates for .NET Framework. Quality and Reliability This release contains the following quality and reliability improvements. ASP.NET CLR1...

.NET Framework September 2020 Cumulative Update Preview Update

Tara Overfield September 16, 2020 Sep 16, 2020 09/16/20

The September 16, 2020 update includes cumulative reliability improvements in .NET Framework 3.5, 4.7.2 and 4.8. We recommend that you apply this update as part of your regular maintenance routines.

.NET Blog

.NET Framework Archives | .NET Blog