Windows Security
The latest Windows Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft’s June 2026 Patch Tuesday: 57 Actively Exploited Flaws Demand Immediate Patching
Microsoft’s June 2026 Patch Tuesday delivers a stark wake-up call for Windows users and IT administrators: among the 60 newly disclosed vulnerabilities, 57 are already being actively exploited in...
Microsoft’s AI Bug Hunter Finds 16 Windows Flaws, 4 Critical — What It Means for You
Microsoft’s internal AI-driven vulnerability detection system, MDASH, has identified 16 security flaws in Windows, four of them rated critical, the company revealed today. The cloud-based tool,...
Microsoft’s New AI Tool MDASH Automatically Finds and Fixes Windows Vulnerabilities
Microsoft took a significant step toward autonomous software security on July 9, 2026, announcing that Windows will now use an AI-powered system called MDASH to detect and remediate code...
Windows Patch Alert: curl Flaw Leaks Old Proxy Credentials—Here’s the Fix
Windows users who depend on the ubiquitous curl command-line tool for proxy-authenticated web requests need to apply an urgent update. Microsoft’s security response center disclosed this week that...
Microsoft Will Extend Endpoint DLP to Sensitive Files in Windows Temp and AppData by Sept 2026
Microsoft is closing a long-standing blind spot in its data loss prevention for Windows endpoints. According to a new entry on the Microsoft 365 Roadmap (ID 562992), Microsoft Purview Endpoint DLP...
Critical Mendix Studio Pro Vulnerability Allows Code Execution via Malicious Project Files
Siemens and the U.S. Cybersecurity and Infrastructure Security Agency (CISA) issued a joint advisory on July 7, 2026, confirming a critical remote code execution (RCE) flaw in Mendix Studio Pro. The...
CVE-2026-8711: Which Windows NGINX Deployments Actually Need Urgent njs Patching
A security vulnerability in the NGINX JavaScript module—tracked as CVE-2026-8711—puts a narrow slice of Windows web servers at risk. The flaw, which affects njs versions 0.9.4 through 0.9.8,...
Windows Defender RoguePlanet Flaw Lets Any Local User Become SYSTEM — No Fix Yet
Microsoft has published a security advisory for a critical Windows Defender vulnerability that allows a standard user account to gain SYSTEM-level access on an unpatched machine. The flaw, catalogued...
2026 Windows Security Guide: Quick Scan First, Offline Last, and Ditch Third-Party Tools
Microsoft’s built-in antivirus has quietly become the security backbone for the vast majority of Windows users. As we move into 2026, a clear, tiered virus scanning workflow is emerging as the...
Cognizant Taps OpenAI’s GPT-5.5 to Automate Patch Deployment on Windows Servers
Cognizant is bringing autonomous vulnerability remediation to enterprise Windows environments with a new service that uses OpenAI’s GPT-5.5 model to validate and deploy security fixes without human...
Google Plugs Chrome DevTools Hole That Exposes Cross-Site Data – Patch by July 1
Google shipped an urgent fix for a medium-severity vulnerability in Chrome's built-in developer tools on June 30, 2026, that could let a remote attacker slurp sensitive data from any website you open...
Chrome 150.0.7871.47 Patches Low-Risk GPU Flaw That Still Demands Your Attention
Google has released Chrome 150.0.7871.47, a targeted patch for a single security vulnerability that affects the browser’s graphics subsystem. The flaw, tracked as CVE-2026-14049, could allow an...