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Microsoft .NET 0-Day Vulnerability Enables Denial-of

Cybersecuritynews •Abinaya • March 11, 2026

An emergency security update has been released to address a newly disclosed .NET Framework vulnerability, tracked as CVE-2026-26127. This security flaw allows unauthenticated, remote attackers to trigger a Denial-of-Service (DoS) condition on the network. With a CVSS score of 7.5, Microsoft has classified the vulnerability as “Important.” It affects multiple versions of .NET across Windows, […]

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Microsoft .NET 0-Day Vulnerability Triggers Denial-of-Service Risk A newly disclosed vulnerability in the Microsoft .NET Framework, tracked as CVE-2026-26127, allows unauthenticated remote attackers to cause a Denial-of-Service (DoS) condition on affected systems. Microsoft has classified this vulnerability as 'Important' with a CVSS score of 7.5, affecting multiple versions of .NET across Windows environments. An emergency security update was released on March 10, 2026, to mitigate this risk. 3 sources 68

Extracted Entities

Microsoft .NET 0-Day Vulnerability Enables Denial-of

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Extracted Entities

Attack Types (1)

CVEs (1)

Platforms (1)