.NET and .NET Framework October 2026 servicing releases updates

Welcome to our combined .NET servicing updates for October 2026. Let’s get into the latest release of .NET and .NET Framework. Here’s a quick overview of what’s new in our servicing releases:

Security improvements

.NET has been refreshed with the latest update as of October 13, 2026. This update contains security and non-security fixes.

For the full list of CVEs, see the CVE list for each supported version:

.NET version	CVE list
.NET 10.0	CVE list
.NET 9.0	CVE list
.NET 8.0	CVE list

	.NET 10.0	.NET 9.0	.NET 8.0
Release Notes	10.0.13	9.0.21	8.0.32
Installers and binaries	10.0.13	9.0.21	8.0.32
Container Images	images	images	images
Linux packages	10.0	9.0	8.0
Known Issues	10.0	9.0	8.0

Release changelogs

• ASP.NET Core: 10.0.13
• Runtime: 10.0.13 | 9.0.21

.NET Framework October 2026 Updates

This month, there are new security and non-security updates available. For recent .NET Framework servicing updates, be sure to browse our release notes for .NET Framework for more details.

See you next month

That’s it for this month, make sure you update to the latest service release today.

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