Windows Security
The latest Windows Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
New Windows File Explorer Bug Lets Attackers Gain Admin Rights — Patch Now
Microsoft released a security update that plugs a local elevation-of-privilege vulnerability in Windows File Explorer. The flaw, tracked as CVE-2026-20808, stems from a race condition in the Printer...
Microsoft Patches DWM Bug CVE-2026-20805 That Leaks Sensitive Data on Windows
Microsoft has released security updates to fix a Desktop Window Manager (DWM) vulnerability that could allow an attacker with local access to read sensitive information from Windows PCs. Tracked as...
Windows AFD Driver Vulnerability Lets Attackers Seize SYSTEM Control—Patch Now
Microsoft has patched a privilege escalation flaw in the Windows Ancillary Function Driver (AFD) that could allow an attacker with local access to gain SYSTEM-level control of an unpatched machine....
Hardware Security Keys: The Ultimate Phishing-Resistant Authentication for Windows
The day I clipped a hardware security key to my keyring marked the end of typing passwords for my most important accounts—and the change was nothing short of seismic. This one-inch device, no...
EDRStartupHinder PoC Exposes Critical Windows 11 25H2 Boot Vulnerability
A newly published proof-of-concept exploit called EDRStartupHinder has revealed a significant security vulnerability in Windows 11 25H2 that allows attackers to prevent antivirus and endpoint...
Windows CLFS Authentication: New HMAC Security & 90-Day Learn Mode Explained
Microsoft has introduced a significant security enhancement to the Windows operating system's logging infrastructure, implementing a defensive integrity check within the Common Log File System (CLFS)...
Windows Security 2026: KEV Additions, PoC Exploits & Patch Triage Challenges
The cybersecurity landscape for Windows systems in 2026 has opened with unprecedented intensity, with recent data revealing 678 newly tracked CVEs in just one week and nearly 100 with publicly...
Microsoft Abandons Password Expiration Policy: Why Windows Users Should Stop Changing Passwords
Microsoft has officially retired one of the most persistent and controversial security recommendations in computing history: the requirement that Windows users must change their passwords every 60-90...
MISO & Microsoft Cloud AI: Revolutionizing Grid Planning & Real-Time Operations
The Midcontinent Independent System Operator (MISO), one of North America's largest regional transmission organizations, has embarked on a transformative partnership with Microsoft to build a...
Work Folders Blocked Folders: Complete Guide to Restrictions & Solutions
Microsoft's Work Folders feature, designed for enterprise synchronization of user files between workplace and personal devices, contains a critical but often overlooked limitation that regularly...
Windows 10 Security After End of Support: 5 Free Tools & Community Strategies
With Microsoft's formal end of mainstream security updates for Windows 10 on October 14, 2025, millions of otherwise serviceable PCs now face increased exposure to future vulnerabilities. This...
AI in 2025: How Microsoft Windows Became the Industrial AI Infrastructure Platform
The year 2025 marked a pivotal transition where artificial intelligence evolved from laboratory demonstrations and consumer applications into a fundamental industrial infrastructure that reshaped...