Microsoft has issued a formal 60-day end-of-support warning for Windows 11 24H2 Home and Pro, Windows Server 2022, and Windows 10 Enterprise LTSB 2016. October 13, 2026, is the key deadline: Windows 11 and Windows 10 systems will stop receiving monthly security and quality updates, while Server 2022 will leave mainstream support.

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Microsoft has released a new Microsoft Defender update for Windows WIM, VHD, and ISO installation images, closing the gap that can leave freshly installed systems with outdated anti-malware protection. The package follows the August 2026 Patch Tuesday updates, although its security intelligence version is already behind the definitions delivered to running systems.

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Microsoft has patched CVE-2026-68820, a Windows WinSock privilege-escalation vulnerability already being exploited in the wild. The flaw affects Windows 10, Windows 11, and Windows Server releases from 2012 through Server 2025, making the August updates a high-priority deployment for administrators.

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Windows Server 2016 Extended Security Updates are now generally available through Azure Arc, giving organizations a pay-as-you-go way to keep eligible on-premises, edge, and multicloud servers patched after end of support. Critical and Important security updates will remain available through January 2030 without moving workloads to Azure virtual machines.

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