Windows Security
The latest Windows Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Patches Critical Windows USB Driver Flaw That Hands Full Control to Attackers
Microsoft's July 14, 2026 security update fixes a high-severity elevation-of-privilege vulnerability in the Windows USB driver that could let an attacker with even low-level authenticated access gain...
July 2026 Windows Updates Patch Data.dll Code Execution Flaw—Apply Them Before Attackers Get Clever
Microsoft’s July 2026 Patch Tuesday landed with a fix for CVE-2026-50347, a high-severity memory corruption vulnerability in a core Windows library called Data.dll. The flaw, rated 7.8 on the CVSS...
July 2026 Patch Tuesday: Microsoft Fixes Windows Installer Flaw That Could Hand Attackers Full Control
Microsoft released its July 2026 security updates on Tuesday, closing an elevation-of-privilege vulnerability in the Windows Install Service that could allow a local attacker to seize complete...
You Need to Patch This Windows Flaw Before Attackers Use It to Take Over Your PC
Microsoft’s July 14, 2026 security updates fix a local privilege-escalation vulnerability in the Windows Application Model that could hand control of a machine to an attacker who already has...
Microsoft’s July Patch Closes ReFS Hole That Hands Attackers System Control—Who Needs to Update First
Microsoft’s July 14, 2026 security update patched a high-severity flaw in the Windows Resilient File System (ReFS) that could allow a locally authenticated attacker to seize full control of a...
July 2026 Windows Patches Fix NTFS Flaw That Leaks Data to Local Attackers
Microsoft’s July 2026 security updates address an NTFS vulnerability that could allow a locally authenticated attacker to siphon sensitive data from a Windows machine. The flaw, tracked as...
Microsoft’s July Patch Plug Stops Attackers from Weaponizing Windows Media for Total System Control
Microsoft’s July 14 security updates fix a high-severity memory flaw in Windows Media that can let attackers hijack a machine after gaining initial access. CVE-2026-50327, a heap-based buffer...
Microsoft Fixes Critical 9.6-Rated Windows GDI+ Bug That Exposes PCs to Remote Attacks
On July 14, 2026, Microsoft released cumulative security updates that close a critical remote-code-execution vulnerability in the Windows Graphics Device Interface (GDI+) component, tracked as...
Windows NTFS Heap Overflow Patched: How a Single Click Could Compromise Your System
Microsoft’s July 2026 security updates close a high-severity vulnerability in the NTFS file system that could allow attackers to take full control of a Windows PC. Tracked as CVE-2026-50313, the...
Windows July 2026 Patches Close a Privilege Escalation Hole – Here’s How to Protect Your System Today
Microsoft shipped its monthly security updates on July 14, 2026, and one fix stands out for anyone who runs Windows: a patch for CVE-2026-50326, a local privilege-escalation vulnerability in the...
Microsoft Fixes High-Severity Windows TCP/IP Privilege Escalation Flaw in July Updates
Microsoft released its scheduled July 2026 security updates on July 14, patching a total of 130 vulnerabilities across its product line. Among them, CVE-2026-50307 tackles a use-after-free bug in the...
July 2026 Windows Updates Close Kernel Data Leak on Every Major OS – Patch Now if You Have Shared Systems
Microsoft’s July 2026 Patch Tuesday landed with a quiet but far-reaching fix: CVE-2026-50419, a kernel-mode information-disclosure vulnerability that touches every currently supported version of...