Patch Tuesday 2026
The latest Patch Tuesday 2026 coverage — news, analysis, and updates from the WindowsNews.AI desk.
May 2026 Patch Tuesday: Critical 9.8-Rated DNS Client RCE Affects All Windows Versions
Microsoft’s May 12, 2026 Patch Tuesday release contains a fix for CVE-2026-41096, a remote code execution vulnerability in the Windows DNS Client that carries a CVSS severity score of 9.8. The bug,...
Windows 11 26H1 KB5089548: Copilot+ PCs Only, Not for Existing Devices
Microsoft has shipped cumulative update KB5089548 for Windows 11 version 26H1, pushing the OS Build to 28000.2113—but not for the PC you're likely reading this on. Released on May 12, 2026, as part...
KB5087544 for Windows 10: RDP Fix, Secure Boot, BitLocker Updates
Microsoft rolled out the May 2026 Patch Tuesday update KB5087544 on May 12, 2026, for Windows 10 Enterprise LTSC 2021, Windows 10 IoT Enterprise LTSC 2021, and systems enrolled in the Extended...
May 2026 Patch Tuesday KB5089549 Fails on Win11 24H2/25H2, Slows Networks
Microsoft's Patch Tuesday rollout for May 12, 2026, took an unexpected turn as the cumulative update KB5089549 for Windows 11 versions 24H2 and 25H2 began triggering installation failures and system...
Patch Now: Fix Critical DNS and Netlogon Flaws in May 2026 Updates
Microsoft dropped its May 2026 Patch Tuesday updates on May 12, delivering fixes for approximately 138 vulnerabilities across a sprawling product lineup. The security release touches Windows 11,...
Windows 11 May 2026 Patch Tuesday: KB5089549 Adds Xbox Mode & Haptic Feedback
Microsoft pushed the May 2026 Patch Tuesday update to Windows 11 devices on May 12, delivering the mandatory cumulative update KB5089549 for versions 24H2 and 25H2. This release absorbs all the...
KB5089549 and KB5087420 push Windows 11 25H2/24H2 to builds 26200.8457/26100.8457.
Microsoft has released its May 2026 Patch Tuesday updates, KB5089549 and KB5087420, for all supported Windows 11 versions. These cumulative updates deliver crucial security fixes for Secure Boot and...
May 2026 Patch Tuesday: 118+ Fixes, No Zero-Days—Critical Windows & Office Updates Lead
Microsoft rolled out its May 2026 security updates on May 12, fixing at least 118 documented vulnerabilities across an extensive range of products, including Windows, Office, Azure, Dynamics, SQL...
Xbox Mode on KB5089549 Ships but Remains Locked for Most Users
KB5089549 arrived as expected on May 12, 2026 – the second Tuesday of the month, marking another Patch Tuesday cadence for Windows 11. But while the cumulative update landed on millions of PCs...
CVE-2026-42832 Office Spoofing Vulnerability Hits Patch Tuesday: What Windows Admins Must Know
Microsoft dropped a critical Office spoofing advisory on May 12, 2026, as part of its monthly Patch Tuesday release. CVE-2026-42832 targets the trust model that millions of enterprises rely on to...
Patch Azure Monitor Agent Flaw CVE-2026-42830 to Block Privilege Escalation
Microsoft’s May 2026 Patch Tuesday brought a critical reminder that even trusted monitoring tools can become an attack vector. Among the security updates released on May 12, 2026, CVE-2026-42830...
Patch Windows now for CVE-2026-41097 Secure Boot bypass, verify trust chain
Microsoft’s May 2026 Patch Tuesday delivered a jolt to Windows administrators with the disclosure of CVE-2026-41097, an Important-rated Secure Boot security feature bypass. The vulnerability,...