{"id":59690,"date":"2026-03-10T13:33:31","date_gmt":"2026-03-10T20:33:31","guid":{"rendered":"https:\/\/devblogs.microsoft.com\/dotnet\/?p=59690"},"modified":"2026-03-10T13:33:31","modified_gmt":"2026-03-10T20:33:31","slug":"dotnet-and-dotnet-framework-march-2026-servicing-updates","status":"publish","type":"post","link":"https:\/\/devblogs.microsoft.com\/dotnet\/dotnet-and-dotnet-framework-march-2026-servicing-updates\/","title":{"rendered":".NET and .NET Framework March 2026 servicing releases updates"},"content":{"rendered":"<p>Welcome to our combined .NET servicing updates for March 2026. Let&#8217;s get into the latest release of .NET &amp; .NET Framework, here is a quick overview of what&#8217;s new in our servicing releases:<\/p>\n<h2>Security improvements<\/h2>\n<p>.NET and .NET Framework has been refreshed with the latest update as of March 10, 2026. This update contains security and non-security fixes.<\/p>\n<p>This month you will find that these CVEs have been fixed:<\/p>\n<table>\n<thead>\n<tr>\n<th>CVE #<\/th>\n<th>Title<\/th>\n<th>Applies to<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><a href=\"https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2026-26130\">CVE-2026-26130<\/a><\/td>\n<td>.NET Security Feature Bypass Vulnerability<\/td>\n<td>.NET 10.0, .NET 9.0, .NET 8.0<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2026-26127\">CVE-2026-26127<\/a><\/td>\n<td>.NET Security Feature Bypass Vulnerability<\/td>\n<td>.NET 10.0, .NET 9.0<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2026-26131\">CVE-2026-26131<\/a><\/td>\n<td>.NET Security Feature Bypass Vulnerability<\/td>\n<td>.NET 10.0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<thead>\n<tr>\n<th><\/th>\n<th>.NET 10.0<\/th>\n<th>.NET 9.0<\/th>\n<th>.NET 8.0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Release Notes<\/td>\n<td><a href=\"https:\/\/github.com\/dotnet\/core\/blob\/main\/release-notes\/10.0\/10.0.4\/10.0.4.md\">10.0.4<\/a><\/td>\n<td><a href=\"https:\/\/github.com\/dotnet\/core\/blob\/main\/release-notes\/9.0\/9.0.14\/9.0.14.md\">9.0.14<\/a><\/td>\n<td><a href=\"https:\/\/github.com\/dotnet\/core\/blob\/main\/release-notes\/8.0\/8.0.25\/8.0.25.md\">8.0.25<\/a><\/td>\n<\/tr>\n<tr>\n<td>Installers and binaries<\/td>\n<td><a href=\"https:\/\/dotnet.microsoft.com\/download\/dotnet\/10.0\">10.0.4<\/a><\/td>\n<td><a href=\"https:\/\/dotnet.microsoft.com\/download\/dotnet\/9.0\">9.0.14<\/a><\/td>\n<td><a href=\"https:\/\/dotnet.microsoft.com\/download\/dotnet\/8.0\">8.0.25<\/a><\/td>\n<\/tr>\n<tr>\n<td>Container Images<\/td>\n<td><a href=\"https:\/\/mcr.microsoft.com\/catalog?search=dotnet\/\">images<\/a><\/td>\n<td><a href=\"https:\/\/mcr.microsoft.com\/catalog?search=dotnet\/\">images<\/a><\/td>\n<td><a href=\"https:\/\/mcr.microsoft.com\/catalog?search=dotnet\/\">images<\/a><\/td>\n<\/tr>\n<tr>\n<td>Linux packages<\/td>\n<td><a href=\"https:\/\/github.com\/dotnet\/core\/blob\/main\/release-notes\/10.0\/install-linux.md\">10.0<\/a><\/td>\n<td><a href=\"https:\/\/github.com\/dotnet\/core\/blob\/main\/release-notes\/9.0\/install-linux.md\">9.0<\/a><\/td>\n<td><a href=\"https:\/\/github.com\/dotnet\/core\/blob\/main\/release-notes\/8.0\/install-linux.md\">8.0<\/a><\/td>\n<\/tr>\n<tr>\n<td>Known Issues<\/td>\n<td><a href=\"https:\/\/github.com\/dotnet\/core\/blob\/main\/release-notes\/10.0\/known-issues.md\">10.0<\/a><\/td>\n<td><a href=\"https:\/\/github.com\/dotnet\/core\/blob\/main\/release-notes\/9.0\/known-issues.md\">9.0<\/a><\/td>\n<td><a href=\"https:\/\/github.com\/dotnet\/core\/blob\/main\/release-notes\/8.0\/known-issues.md\">8.0<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Release changelogs<\/h3>\n<ul>\n<li>ASP.NET Core: <a href=\"https:\/\/github.com\/dotnet\/aspnetcore\/issues?q=milestone%3A10.0.4%20is%3Aclosed%20label%3Aservicing-approved\">10.0.4<\/a><\/li>\n<li>Entity Framework Core: <a href=\"https:\/\/github.com\/dotnet\/efcore\/issues?q=state%3Aclosed%20label%3AServicing-approved%20milestone%3A10.0.4\">10.0.4<\/a><\/li>\n<li>Runtime: <a href=\"https:\/\/github.com\/dotnet\/runtime\/issues?q=milestone%3A10.0.4%20is%3Aclosed%20label%3Aservicing-approved\">10.0.4<\/a> | <a href=\"https:\/\/github.com\/dotnet\/runtime\/issues?q=milestone%3A9.0.14%20is%3Aclosed%20label%3Aservicing-approved\">9.0.14<\/a> | <a href=\"https:\/\/github.com\/dotnet\/runtime\/issues?q=milestone%3A8.0.25%20is%3Aclosed%20label%3Aservicing-approved\">8.0.25<\/a><\/li>\n<li>WPF: <a href=\"https:\/\/github.com\/dotnet\/wpf\/issues?q=state:closed%20label:servicing-approved%20milestone:10.0.4\">10.0.4<\/a> | <a href=\"https:\/\/github.com\/dotnet\/wpf\/issues?q=state:closed%20label:servicing-approved%20milestone:9.0.14\">9.0.14<\/a><\/li>\n<\/ul>\n<p>Share feedback about this release in the <a href=\"https:\/\/github.com\/dotnet\/core\/issues\/10250\">Release feedback issue<\/a>.<\/p>\n<h2>.NET Framework March 2026 Updates<\/h2>\n<p>This month, there are no new security or new non-security updates available. For recent .NET Framework servicing updates, be sure to browse our <a href=\"https:\/\/learn.microsoft.com\/dotnet\/framework\/release-notes\/release-notes\">release notes for .NET Framework<\/a> for more details.<\/p>\n<h2>See you next month<\/h2>\n<p>That&#8217;s it for this month, make sure you update to the latest service release today.<\/p>\n<p><!-- Note: The following links are currently not used in this document. They are included as comments for potential use in future releases. [sdk-8-0-22]: https:\/\/github.com\/dotnet\/sdk\/issues?q=milestone%3A8.0.22%20is%3Aclosed%20label%3Aservicing-approved [runtime-8-0-22]: https:\/\/github.com\/dotnet\/runtime\/issues?q=milestone%3A8.0.22%20is%3Aclosed%20label%3Aservicing-approved [winforms-9-0-4]: https:\/\/github.com\/dotnet\/winforms\/issues?q=milestone%3A9.0.4%20is%3Aclosed%20label%3Aservicing-approved%20 [roslyn-8-0-14]: https:\/\/github.com\/dotnet\/roslyn-analyzers\/issues?q=milestone%3A8.0.12xx+is%3Aclosed+label%3Aservicing-approved+ [efcore-8-0-19]: https:\/\/github.com\/dotnet\/efcore\/releases\/tag\/v8.0.19 [maui-9-0-3]: https:\/\/github.com\/dotnet\/maui\/releases\/tag\/9.0.3 [templating-9-0-3]: https:\/\/github.com\/dotnet\/templating\/releases\/tag\/v9.0.300 [winforms-8-0-14]: https:\/\/github.com\/dotnet\/winforms\/issues?q=milestone%3A8.0.14%20is%3Aclosed%20label%3Aservicing-approved%20 [sdk-8-0-17]: https:\/\/github.com\/dotnet\/sdk\/issues?q=milestone%3A8.0.17%20is%3Aclosed%20label%3Aservicing-approved%20 [aspnet-9-0-8]: https:\/\/github.com\/dotnet\/aspnetcore\/issues?q=milestone%3A9.0.8%20is%3Aclosed%20label%3Aservicing-approved [installer-8-0-21]: https:\/\/github.com\/dotnet\/installer\/issues?q=milestone%3A8.0.21%20is%3Aclosed%20label%3Aservicing-approved [arcade-8.0.21]: https:\/\/github.com\/dotnet\/arcade\/issues?q=milestone%3A8.0.21%20is%3Aclosed%20label%3Aservicing-approved - Entity Framework Core: [8.0.17][efcore-8-0-17] | [9.0.6][efcore-9-0-6] - Runtime: [8.0.17][runtime-8-0-17] | [9.0.6][runtime-9-0-6] - SDK: [9.0.6][sdk-9-0-6] - WinForms: [9.0.6][winforms-9-0-6] - WPF: [8.0.17][wpf-8-0-17] | [9.0.6][wpf-9-0-6] - Installer: [8.0.21][installer-8-0-21] - Arcade: [8.0.21][arcade-8.0.21] | [9.0.10][arcade-9-0-10] --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A recap of the latest servicing updates for .NET and .NET Framework for March 2026.<\/p>\n","protected":false},"author":7455,"featured_media":59691,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[685,195,7600],"tags":[4,11],"class_list":["post-59690","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dotnet","category-dotnet-framework","category-maintenance-and-updates","tag-net","tag-net-framework"],"acf":[],"blog_post_summary":"<p>A recap of the latest servicing updates for .NET and .NET Framework for March 2026.<\/p>\n","_links":{"self":[{"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/posts\/59690","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/users\/7455"}],"replies":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/comments?post=59690"}],"version-history":[{"count":1,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/posts\/59690\/revisions"}],"predecessor-version":[{"id":59692,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/posts\/59690\/revisions\/59692"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/media\/59691"}],"wp:attachment":[{"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/media?parent=59690"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/categories?post=59690"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/tags?post=59690"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}