.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...

July 14, 2026-KB5101007 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server 2016

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July 14, 2026-KB5100998 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 and Microsoft server operating system 24H2

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.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...

PT-2026-58806

Name of the Vulnerable Software and Affected Versions .NET versions prior to 8.0.29 .NET versions prior to 9.0.18 .NET versions prior to 10.0.10 Description An issue exists where the allocation of resources occurs without limits or throttling, allowing an unauthorized attacker to cause a denial o...

PT-2026-58719

Name of the Vulnerable Software and Affected Versions .NET Framework affected versions not specified Description Improper control of code generation, known as code injection, allows an unauthorized attacker to elevate privileges locally. This issue enables an attacker who has already established ...

July 14, 2026-KB5102203 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2

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July 14, 2026-KB5102202 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2

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July 14, 2026-KB5102201 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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UBUNTU-CVE-2026-50527

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

UBUNTU-CVE-2026-50648

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

PT-2026-58716

Name of the Vulnerable Software and Affected Versions .NET Framework affected versions not specified Description A stack-based buffer overflow occurs when a program writes more data to a buffer located on the stack than the buffer is allocated to hold. This issue allows an unauthorized attacker t...

July 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 (KB5102205)

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July 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 (KB5102204)

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Iran-Linked Hackers Use New Cavern C2 Framework to Target Israeli Organizations

An Iranian hacking group affiliated with Iran's Ministry of Intelligence and Security MOIS has been wielding a previously undocumented modular command-and-control C2 framework dubbed Cavern aka Cav3rn targeting Israeli organizations. The activity, which has primarily singled out IT providers and...

PT-2026-53036

Name of the Vulnerable Software and Affected Versions HCL Traveler for Microsoft Outlook HTMO affected versions not specified Description The application is susceptible to security weaknesses because it relies on .NET Framework 4.5, which has reached end-of-life. As this framework no longer...

RHSA-2026:28007 Red Hat Security Advisory: .NET 8.0 security update

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dotnet: .NET: Local file tampering via link following vulnerability

A flaw was found in .NET's System.Formats.Tar library. When extracting a specially crafted TAR archive containing symbolic links, the TarFile.ExtractToDirectory method may incorrectly follow those links and write files outside the intended extraction directory. An attacker could exploit this issu...

dotnet: .NET Framework: Remote Denial of Service due to uncontrolled resource allocation

A flaw was found in .NET Framework. An unauthorized attacker can exploit this vulnerability remotely by causing the system to allocate resources without proper limits or throttling. This uncontrolled resource allocation can lead to a Denial of Service DoS, making the affected system unresponsive ...

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...