August 11, 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 (KB5121648)

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August 11, 2026-KB5121645 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server 2019

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August 11, 2026-KB5121650 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022

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Vulnerability of .NET, Microsoft .NET Framework, and Microsoft Visual Studio software platforms, which allows for unlimited distribution of resources, enabling attackers to cause service failures.

The vulnerabilities of .NET software platforms, the Microsoft .NET Framework, and Microsoft Visual Studio are related to the unlimited distribution of resources. Exploiting these vulnerabilities can allow a malicious actor to cause service failures remotely...

BIT-DOTNET-SDK-2026-50649 .NET Remote Code Execution Vulnerability

Deserialization of untrusted data in .NET allows an unauthorized attacker to execute code locally...

BIT-DOTNET-2026-50648 .NET Framework Denial of Service Vulnerability

Allocation of resources without limits or throttling in .NET Framework allows an unauthorized attacker to deny service over a network...

BIT-DOTNET-SDK-2026-50526 .NET Tampering Vulnerability

Improper link resolution before file access 'link following' in .NET allows an authorized attacker to perform tampering locally...

BIT-DOTNET-2026-50524 .NET Framework Denial of Service Vulnerability

Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to deny service over a network...

BIT-DOTNET-2026-47304 .NET Security Feature Bypass Vulnerability

Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network...

BIT-DOTNET-2026-47302 .NET Denial of Service Vulnerability

Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network...

PT-2026-65011

Protection mechanism failure in .NET Framework allows an unauthorized attacker to execute code locally...

PT-2026-65031

Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network...

PT-2026-65025

Stack-based buffer overflow in .NET Framework allows an unauthorized attacker to deny service over a network...

PT-2026-65027

Protection mechanism failure in .NET Framework allows an unauthorized attacker to execute code locally...

.NET 8.0 security, bug fix, and enhancement update

An update is available for dotnet8.0. This update affects Rocky Linux 9. 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...

RLSA-2026:41899 Important: .NET 9.0 security, bug fix, and enhancement 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 9.0.119 and .NET Runtime 9.0.18...

RLSA-2026:41901 Important: .NET 8.0 security, bug fix, and enhancement 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 8.0.129 and .NET Runtime 8.0.29...

EUVD-2026-44400

Microsoft Security Advisory CVE-2026-50650 – .NET Elevation of Privilege Vulnerability...

.NET: .NET: Network Spoofing Vulnerability

A flaw was found in .NET. An authorized attacker can exploit this vulnerability by leveraging improper encoding or escaping of output. This allows the attacker to perform spoofing over a network, potentially deceiving users or systems into believing they are interacting with a trusted entity...

dotnet: .NET Framework: Denial of Service via improper input validation

A flaw was found in .NET Framework. This improper validation of input allows an unauthorized attacker to remotely deny service over a network. This vulnerability can lead to a Denial of Service DoS condition, making the affected system unavailable to legitimate users...