Windows 10 is Microsoft’s operating system; its vulnerabilities, security updates, and end-of-support status affect endpoint security and exposure.
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Background for this topic.
Windows 10 is Microsoft’s desktop operating system, deployed on personal computers and many business endpoints. Its security model includes built-in malware protection, automatic update mechanisms, drive encryption through BitLocker, and hardware-backed protections such as Credential Guard and virtualization-based security when supported and enabled. These controls reduce risk but depend on suitable hardware, correct configuration, and administrative enforcement.
Windows 10 is especially relevant to vulnerability management because regular support for most editions ended on 14 October 2025. Systems that remain in service without an applicable extended-security arrangement may no longer receive fixes for newly discovered vulnerabilities, increasing the importance of asset inventory, supported-version migration, network restriction, application control, and compensating controls. Security teams should distinguish standard editions from long-term-servicing releases, verify update eligibility, and treat unpatched Windows 10 hosts as higher-priority targets during threat monitoring and incident response.
Weekly headline count for the current query.
Microsoft announced on Wednesday that systems running Windows 10 Enterprise LTSB 2016 and Home and Pro editions of Windows 11 24H2 will stop receiving updates in three months. [...]
Microsoft has released the Windows 10 KB5099539 extended security update, which includes this month's record-breaking July 2026 Patch Tuesday fixes, along with additional security improvements. [...]
Microsoft has quietly extended its free Windows 10 Extended Security Updates (ESU) program for consumers by an additional year, allowing enrolled devices to continue receiving security updates until October 12, 2027. [...]
Microsoft has released the Windows 10 KB5094127 extended security update, which fixes the June 2026 Patch Tuesday vulnerabilities and adds new functionality to monitor the rollout of updated Secure Boot certificates that replace those expiring this month. [...]
Microsoft has released the Windows 10 KB5087544 extended security update to fix the May 2026 Patch Tuesday vulnerabilities and resolve an issue with the new Remote Desktop warnings. [...]
Microsoft has released the Windows 10 KB5082200 extended security update to fix the April 2026 Patch Tuesday vulnerabilities, including 2 zero-days. [...]
Microsoft has released the Windows 10 KB5078885 extended security update to fix the March 2026 Patch Tuesday vulnerabilities, including 2 zero-days and an issue that prevent some devices from shutting down. [...]
Microsoft has released the KB5075039 Windows Recovery Environment update for Windows 10 to fix a long-standing issue that prevented some users from accessing the Recovery environment. [...]
Microsoft has released the Windows 10 KB5075912 extended security update to fix February 2026 Patch Tuesday vulnerabilities, including six zero-days, and continue rolling out replacements for expiring Secure Boot certificates. [...]
Microsoft has confirmed that a known issue preventing some Windows 11 devices from shutting down also affects Windows 10 systems with Virtual Secure Mode (VSM) enabled. [...]
Microsoft has released emergency, out-of-band updates on Saturday for Windows 10, Windows 11, and Windows Server to fix an issue that prevented Microsoft Outlook from opening when using PSTs stored in cloud storage. [...]
Microsoft has released multiple emergency, out-of-band updates for Windows 10, Windows 11, and Windows Server to fix two issues caused by the January Patch Tuesday updates. [...]
Microsoft has released the KB5073724 extended security update to fix the Patch Tuesday security updates, including 3 zero-days and a fix for expiring Secure Boot certificates. [...]
This month's extended security update for Windows 11 broke Message Queuing (MSMQ), which is typically used by enterprises to manage background tasks. [...]
Microsoft has released the KB5071546 extended security update to resolve 57 security vulnerabilities, including three zero-day flaws. [...]
Windows 11 migration is inevitable as Windows 10 support ends, and unsupported systems create major security and ransomware risks. Acronis explains how to use this migration to review backups, strengthen cybersecurity, and ensure data stays recoverable. [...]
Microsoft has released an emergency Windows 10 KB5072653 out-of-band update to resolve ongoing issues with installing the November extended security updates. [...]
Microsoft has confirmed it is investigating a bug causing the Windows 10 KB5068781 extended security update to fail to install with 0x800f0922 errors on devices with corporate licensing. [...]
Microsoft has resolved a bug causing incorrect Windows 10 end-of-support warnings on systems with active security coverage or still under active support after installing the October 2025 updates. [...]
Microsoft has released the KB5068781 update, the first Windows 10 extended security update since the operating system reached end of support last month. [...]