Patch Tuesday 2026
The latest Patch Tuesday 2026 coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2026-26159: Critical RDP Licensing Service Privilege Escalation Patched in April 2026 Update
Microsoft's April 2026 Patch Tuesday included a critical fix for CVE-2026-26159, a privilege escalation vulnerability in the Remote Desktop Licensing Service affecting Windows Server 2012 R2 through...
CVE-2026-33826: Critical Active Directory RPC Vulnerability Poses Severe Enterprise Risk
Microsoft's CVE-2026-33826 represents a critical security vulnerability in Active Directory's Remote Procedure Call (RPC) implementation that has been assessed as more likely to be exploited. This...
Microsoft Patches Critical USB Printing Stack Vulnerability CVE-2026-32223 in April 2026 Security Update
Microsoft's April 2026 Patch Tuesday includes a critical fix for CVE-2026-32223, an elevation of privilege vulnerability in the Windows USB Printing Stack (usbprint.sys) that could allow attackers to...
Microsoft Excel CVE-2026-32188: How Confidence Metrics Should Guide Your Patch Tuesday Strategy
Microsoft's CVE-2026-32188 vulnerability in Excel represents a subtle but significant shift in how organizations should approach Patch Tuesday decisions. The vulnerability itself—an information...
CVE-2026-32181: Critical DoS Vulnerability in Windows Telemetry Service Requires Immediate Patching
Microsoft has disclosed CVE-2026-32181, a denial-of-service vulnerability in the Connected User Experiences and Telemetry Service that affects multiple Windows versions. This security flaw, rated as...
Race condition in Windows Push Notifications grants SYSTEM-level code execution via CVE-2026-32160.
Microsoft has assigned CVE-2026-32160 to a Windows Push Notifications elevation of privilege vulnerability, with initial technical analysis pointing to a local race condition in the push-notification...
CVE-2026-27915: Windows UPnP Device Host Elevation of Privilege Vulnerability Patched in April 2026 Patch Tuesday
Microsoft has patched a critical elevation of privilege vulnerability in the Windows UPnP Device Host service, designated CVE-2026-27915, as part of the April 2026 Patch Tuesday security updates. The...
Microsoft’s April 2026 Patch Tuesday Brings Narrator to All Windows 11 PCs, Reversible Smart App Control
{ "title": "Microsoft’s April 2026 Patch Tuesday Brings Narrator to All Windows 11 PCs, Reversible Smart App Control", "content": "Microsoft’s April 2026 Patch Tuesday update (KB5079391,...
Windows 11 Update Ends Forced Reinstalls for Smart App Control, Repairs sfc/scannow Trust
Microsoft’s April 2026 Patch Tuesday for Windows 11, delivered as KB5083769, breaks two long‑standing frustrations: Smart App Control no longer demands a clean OS install to change its state, and...
April 2026 Patch Tuesday: Windows 11 KB5083769 (Build 26200.8246) Security Update Analysis
Microsoft released KB5083769 for Windows 11 on April 14, 2026, as part of its monthly Patch Tuesday security update cycle. This update advances the operating system to build 26200.8246 and addresses...
KB5079473 update blocks Microsoft account access in Windows 11 apps
Microsoft has confirmed that its March 2026 cumulative update for Windows 11, KB5079473, is causing widespread sign-in failures for Microsoft accounts across native applications. The update, released...
Windows 11 April 2026 Update: Microsoft's Major Course Correction with KB5086672
Microsoft's April 14, 2026 Patch Tuesday release (KB5086672) represents the company's most significant attempt to rebuild user trust since Windows 11's controversial launch four years earlier. This...