Windows Security
The latest Windows Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2026-33827: Critical Windows TCP/IP RCE Vulnerability Patched in April 2026 Security Update
Microsoft's April 2026 Patch Tuesday addresses a critical remote code execution vulnerability in the Windows TCP/IP networking stack, designated CVE-2026-33827. This security flaw affects multiple...
CVE-2026-33100: Critical AFD.sys Privilege Escalation Vulnerability Threatens Windows Systems
Microsoft has disclosed CVE-2026-33100, a critical local privilege escalation vulnerability in the Windows Ancillary Function Driver for WinSock (afd.sys) that allows attackers to gain SYSTEM-level...
Microsoft Excel RCE CVE-2026-32199: Patch Now as Microsoft Flags High Exploitation Risk
Microsoft's update guide entry for CVE-2026-32199 frames a Microsoft Excel Remote Code Execution Vulnerability in a way that matters as much for defenders as the exploit class itself. The key detail...
CVE-2026-32163: Microsoft's High-Confidence Windows UI Core Vulnerability Demands Immediate Patching
Microsoft has issued a critical security advisory for CVE-2026-32163, a local privilege escalation vulnerability in Windows UI Core that carries the company's highest confidence rating. The...
CVE-2026-32155: Microsoft's DWM Privilege Escalation Vulnerability Demands Immediate Patching
Microsoft's CVE-2026-32155 security advisory reveals a critical elevation of privilege vulnerability in the Desktop Window Manager (DWM) component, affecting multiple Windows versions despite sparse...
CVE-2026-32088: Physical Access Exploit Bypasses Windows Hello via Race Condition
Microsoft has assigned a new security identifier to CVE-2026-32088, officially classifying it as a Windows Biometric Service Security Feature Bypass Vulnerability. The company's documentation...
CVE-2026-32079: Microsoft's Web Account Manager Vulnerability Leaves Defenders With Limited Guidance
Microsoft has published CVE-2026-32079, documenting an information disclosure vulnerability in the Web Account Manager component, but the security advisory contains minimal actionable information for...
CVE-2026-32078: Critical Windows ProjFS Vulnerability Requires Immediate Patching
Microsoft has disclosed CVE-2026-32078, a critical elevation of privilege vulnerability in the Windows Projected File System (ProjFS) that allows attackers to gain SYSTEM-level access on affected...
CVE-2026-32074: Windows ProjFS Elevation of Privilege Vulnerability Analysis and Enterprise Response Guide
Microsoft has disclosed CVE-2026-32074, a critical elevation-of-privilege vulnerability in the Windows Projected File System (ProjFS) component. This security flaw allows attackers with standard user...
CVE-2026-32072: Microsoft's Active Directory Spoofing Vulnerability and the Critical Role of Confidence Metrics
Microsoft's CVE-2026-32072 security advisory reveals an Active Directory spoofing vulnerability that exposes a fundamental truth about enterprise security. The vulnerability itself—while...
Patch Now: CLFS Bug CVE-2026-32070 Grants SYSTEM Access, Adds HMAC Security
Microsoft's CVE-2026-32070 exposes a critical elevation of privilege vulnerability in the Common Log File System (CLFS) driver, one of Windows' most security-sensitive kernel components. This...
CVE-2026-32069 ProjFS Local Privilege Escalation: Microsoft's Guidance and Windows Security Implications
Microsoft has issued guidance for CVE-2026-32069, a Windows Projected File System elevation-of-privilege vulnerability that follows a concerning pattern in Windows security updates. The vulnerability...