Microsoft Patch for WSUS Vulnerability has Broken Hotpatching on Windows Server 2025

Cybersecuritynews •Guru Baran • November 3, 2025

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Microsoft WSUS Patch Disrupts Hotpatching on Windows Server 2025 A recent security update for the Windows Server Update Service (WSUS) has caused hotpatching functionality to fail on Windows Server 2025. This issue affects users who rely on hotpatching for seamless updates without requiring a full system reboot. The patch aimed to address a security vulnerability but inadvertently introduced this new problem. 3 sources 33

Extracted Entities

Platforms (2)

Windows Server WSUS