April 14, 2026-Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 (KB5082403)

April 14, 2026-Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 KB5082403 Applies to: Microsoft .NET Framework 4.8 Important The installation of this Extended Security Update ESU might fail when you try to install it on an Azure Arc-enabled device that is running Windows...

April 14, 2026-KB5082418 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2

April 14, 2026-KB5082418 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2 Release Date: April 14, 2026 Version: .NET Framework 3.5 and 4.8.1 The April 14, 2026 update for Microsoft server operating system, version 23H2 includes security and...

April 14, 2026-Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 (KB5084069)

April 14, 2026-Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 KB5084069 Applies to: Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2...

April 14, 2026-Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 R2 (KB5084070)

April 14, 2026-Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 R2 KB5084070 Applies to: Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2...

PT-2026-32880

Name of the Vulnerable Software and Affected Versions System.Security.Cryptography.Xml versions 10.0.0 through 10.0.5 System.Security.Cryptography.Xml versions 9.0.0 through 9.0.14 System.Security.Cryptography.Xml versions 8.0.0 through 8.0.2 .NET affected versions not specified .NET Framework...

April 14, 2026-KB5084165 Cumulative Update for .NET Framework 3.5 for Windows 11, version 26H1 (build 28000) and later

April 14, 2026-KB5084165 Cumulative Update for .NET Framework 3.5 for Windows 11, version 26H1 build 28000 and later Revised May 13, 2026: Updated 'How to get this update' section. Release Date: April 14, 2026 Version: .NET Framework 3.5 The April 14, 2026 update installs the complete .NET...

BIT-DOTNET-SDK-2026-26131 .NET Elevation of Privilege Vulnerability

Incorrect default permissions in .NET allows an authorized attacker to elevate privileges locally...

.NET 8.0 security update

An update is available for dotnet8.0. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list .NET is a managed-software framework. It implements a subset of the .NET...

AlmaLinux 8 : .NET 10.0 (ALSA-2026:4458)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:4458 advisory. .net: .NET: Denial of Service via out-of-bounds read CVE-2026-26127 asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation...

.net: .NET: Denial of Service via out-of-bounds read

A flaw was found in .NET. An unauthorized attacker can exploit an out-of-bounds read vulnerability over a network, leading to a Denial of Service DoS. This can prevent legitimate users from accessing the affected service...

.net: .NET: Denial of Service via out-of-bounds read

A flaw was found in .NET. An unauthorized attacker can exploit an out-of-bounds read vulnerability over a network, leading to a Denial of Service DoS. This can prevent legitimate users from accessing the affected service...

RHEL 8 : .NET 10.0 (RHSA-2026:4458)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:4458 advisory. .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR...

ALSA-2026:4453 Important: .NET 10.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 10.0.104 and .NET Runtime...

GHSA-73J8-2GCH-69RQ .NET Denial of Service Vulnerability

Microsoft Security Advisory CVE-2026-26127 – .NET Denial of Service Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 9.0 and .NET 10.0. This advisory also provides guidance on what developers can do to update their...

EUVD-2026-10691

.NET Denial of Service Vulnerability...

EUVD-2026-10695

.NET Elevation of Privilege Vulnerability...

USN-8085-1: .NET vulnerabilities

It was discovered that the .NET Microsoft.Bcl.Memory NuGet package did not properly handle certain malformed Base64Url encoded input. An attacker could possibly use this issue to cause .NET to crash, resulting in a denial of service. This issue only affected .NET 9.0 and .NET 10.0. CVE-2026-26127...

Microsoft Patch Tuesday, March 2026 Edition

Microsoft Corp. today pushed security updates to fix at least 77 vulnerabilities in its Windows operating systems and other software. There are no pressing "zero-day" flaws this month compared to February's five zero-day treat, but as usual some patches may deserve more rapid attention from...

CVE-2026-26131 .NET Elevation of Privilege Vulnerability

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2026-03 .NET 8.0.25 Security Update for x64 Client (KB5081277)

2026-03 .NET 8.0.25 Security Update for x64 Client KB5081277...