{"id":47983,"date":"2023-09-27T09:51:19","date_gmt":"2023-09-27T16:51:19","guid":{"rendered":"https:\/\/devblogs.microsoft.com\/dotnet\/?p=47983"},"modified":"2023-09-27T09:51:19","modified_gmt":"2023-09-27T16:51:19","slug":"dotnet-framework-september-2023-cumulative-update-preview","status":"publish","type":"post","link":"https:\/\/devblogs.microsoft.com\/dotnet\/dotnet-framework-september-2023-cumulative-update-preview\/","title":{"rendered":".NET Framework September 2023 Cumulative Update Preview"},"content":{"rendered":"<p>Today, we are releasing the September 2023 Cumulative Update Preview for .NET Framework.<\/p>\n<h3>Quality and Reliability<\/h3>\n<p>This release contains the following quality and reliability improvements.<\/p>\n<h5>ASP.NET<\/h5>\n<ul>\n<li>Addresses an issue with &#8220;System.ArgumentException: Illegal characters in path&#8221; in some ASP.Net MVC requests.<\/li>\n<\/ul>\n<h5>SqlClient<\/h5>\n<ul>\n<li>Addresses an issue with SQL event source telemetry.<\/li>\n<\/ul>\n<h3><a id=\"user-content-getting-the-update\" class=\"anchor\" href=\"#getting-the-update\"><\/a>Getting the Update<\/h3>\n<p>The Cumulative Update Preview is available via Windows Update and <a id=\"user-content-microsoft-update-catalog\" class=\"anchor\" href=\"#microsoft-update-catalog\"><\/a>Microsoft Update Catalog.<\/p>\n<p>Customers using Windows 11, version 22H2, you will now find .NET Framework updates on the <strong> Settings &gt; Windows Update &gt; Advanced options &gt; Optional updates <\/strong> page.<\/p>\n<p>Advanced system administrators can also take use of the below direct Microsoft Update Catalog download links to .NET Framework-specific updates. Before applying these updates, please ensure that you carefully review the .NET Framework version applicability, to ensure that you only install updates on systems where they apply.<\/p>\n<p>The following table is for Windows 10+ versions.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8px\">\n<thead>\n<tr>\n<th>Product Version<\/th>\n<th colspan=\"2\">Cumulative Update<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr bgcolor=\"#F0F0F0\">\n<td><strong>Windows 11, version 22H2<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>.NET Framework 3.5, 4.8.1<\/td>\n<td><a href=\"http:\/\/www.catalog.update.microsoft.com\/Search.aspx?q=5030651\" rel=\"nofollow\">Catalog<\/a><\/td>\n<td><a href=\"https:\/\/support.microsoft.com\/kb\/5030651\" rel=\"nofollow\">5030651<\/a><\/td>\n<\/tr>\n<tr bgcolor=\"#F0F0F0\">\n<td><strong>Windows 11, version 21H2<\/strong><\/td>\n<td><\/td>\n<td><strong><a href=\"https:\/\/support.microsoft.com\/kb\/5031042\" rel=\"nofollow\">5031042<\/a><\/strong><\/td>\n<\/tr>\n<tr>\n<td>.NET Framework 3.5, 4.8<\/td>\n<td><a href=\"http:\/\/www.catalog.update.microsoft.com\/Search.aspx?q=5030842\" rel=\"nofollow\">Catalog<\/a><\/td>\n<td><a href=\"https:\/\/support.microsoft.com\/kb\/5030842\" rel=\"nofollow\">5030842<\/a><\/td>\n<\/tr>\n<tr>\n<td>.NET Framework 3.5, 4.8.1<\/td>\n<td><a href=\"http:\/\/www.catalog.update.microsoft.com\/Search.aspx?q=5030650\" rel=\"nofollow\">Catalog<\/a><\/td>\n<td><a href=\"https:\/\/support.microsoft.com\/kb\/5030650\" rel=\"nofollow\">5030650<\/a><\/td>\n<\/tr>\n<tr bgcolor=\"#F0F0F0\">\n<td><strong>Windows 10, version 22H2<\/strong><\/td>\n<td><\/td>\n<td><strong><a href=\"https:\/\/support.microsoft.com\/kb\/5031041\" rel=\"nofollow\">5031041<\/a><\/strong><\/td>\n<\/tr>\n<tr>\n<td>.NET Framework 3.5, 4.8<\/td>\n<td><a href=\"http:\/\/www.catalog.update.microsoft.com\/Search.aspx?q=5030841\" rel=\"nofollow\">Catalog<\/a><\/td>\n<td><a href=\"https:\/\/support.microsoft.com\/kb\/5030841\" rel=\"nofollow\">5030841<\/a><\/td>\n<\/tr>\n<tr>\n<td>.NET Framework 3.5, 4.8.1<\/td>\n<td><a href=\"http:\/\/www.catalog.update.microsoft.com\/Search.aspx?q=5030649\" rel=\"nofollow\">Catalog<\/a><\/td>\n<td><a href=\"https:\/\/support.microsoft.com\/kb\/5030649\" rel=\"nofollow\">5030649<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h5>Previous Monthly Rollups<\/h5>\n<p>The last few .NET Framework Monthly updates are listed below for your convenience:<\/p>\n<ul>\n<li><a href=\"https:\/\/devblogs.microsoft.com\/dotnet\/dotnet-framework-september-2023-security-and-quality-rollup-updates\/\" rel=\"nofollow\">.NET Framework September 2023 Security and Quality Rollup Updates<\/a><\/li>\n<li><a href=\"https:\/\/devblogs.microsoft.com\/dotnet\/dotnet-framework-august-2023-cumulative-update-preview\/\" rel=\"nofollow\">.NET Framework August 2023 Cumulative Update Preview<\/a><\/li>\n<li><a href=\"https:\/\/devblogs.microsoft.com\/dotnet\/dotnet-framework-august-2023-security-and-quality-rollup-updates\/\" rel=\"nofollow\">.NET Framework August 2023 Security and Quality Rollup Updates<\/a><\/li>\n<li><a href=\"https:\/\/devblogs.microsoft.com\/dotnet\/dotnet-framework-july-2023-cumulative-update-preview\/\" rel=\"nofollow\">.NET Framework July 2023 Cumulative Update Preview<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>September 2023 Cumulative Update Preview for .NET Framework.<\/p>\n","protected":false},"author":83682,"featured_media":47984,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[685,195,7600],"tags":[11],"class_list":["post-47983","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dotnet","category-dotnet-framework","category-maintenance-and-updates","tag-net-framework"],"acf":[],"blog_post_summary":"<p>September 2023 Cumulative Update Preview for .NET Framework.<\/p>\n","_links":{"self":[{"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/posts\/47983","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\/83682"}],"replies":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/comments?post=47983"}],"version-history":[{"count":0,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/posts\/47983\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/media\/47984"}],"wp:attachment":[{"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/media?parent=47983"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/categories?post=47983"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/dotnet\/wp-json\/wp\/v2\/tags?post=47983"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}