Windows Security
The latest Windows Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
Windows NTFS Heap Overflow Patched — What CVE-2026-50461 Means for Your PC and How to Stay Safe
On July 14, 2026, Microsoft rolled out a security fix for a heap-based buffer overflow in NTFS, the file system at the core of every modern Windows installation. Tracked as CVE-2026-50461, the...
July Windows Update Patches Kernel Elevation Bug — Check Your Build Number Now
On July 14, 2026, Microsoft released its monthly Patch Tuesday security updates, fixing a local privilege-escalation flaw in the Windows Kernel that would let an attacker who already has limited...
Hyper-V Remote Denial-of-Service Bug Fixed in July Windows Updates – Who’s Affected and How to Patch
Microsoft’s July 2026 security updates, released on July 14, close a use-after-free vulnerability in the Windows Virtual Filtering Platform (VFP) that can let an authenticated attacker remotely...
Patch Now: Windows File Explorer Bug Lets Local Attackers Read Sensitive Files
On July 14, 2026, Microsoft dropped its monthly security update batch, and tucked inside was a fix for a File Explorer flaw that sounds minor but could quietly hand sensitive data to anyone with a...
CVE-2026-50389: Why a Sneaky File Explorer Data Leak Needs Your Immediate Patch
Microsoft’s July 2026 Patch Tuesday landed with a surprise for Windows users: a freshly disclosed information-disclosure vulnerability in File Explorer that can expose sensitive data to anyone who...
Windows File Explorer Leak Fixed: Apply Microsoft's July 2026 Patch Now
If a coworker or a piece of malware has a toehold on your Windows PC, they could have quietly rifled through sensitive file data thanks to a bug Microsoft just patched. The July 14, 2026 security...
KB5101650: Microsoft’s July Patch Closes File Explorer Data Leak Risk
Microsoft shipped its July 2026 security updates on July 14, and among the fixes is a patch for a vulnerability in Windows File Explorer that could allow a locally authenticated attacker to steal...
High-Severity Windows Runtime Flaw Fixed in July Updates: Check Your Build Number Now
Microsoft on July 14, 2026, released security updates that patch a high-severity privilege-escalation vulnerability in Windows Runtime, tracked as CVE-2026-50457. The flaw, rated “Important” with...
Microsoft Patches WinSock Bug That Could Grant Attackers System-Level Access on Windows
On July 14, 2026, Microsoft's monthly security update rollout patched a dangerous loophole in the Windows networking stack—a privilege escalation flaw that could turn a limited user account into an...
High-Severity MSMQ Flaw Allows Unauthenticated RCE—Patch Immediately
Microsoft’s July 14, 2026 Patch Tuesday closed a dangerous remote code execution hole in Windows Message Queuing that attackers can reach over the network without any credentials. Designated...
Windows DNS Tampering Flaw Patched: July 14 Update Fixes Local Access Vulnerability (CVE-2026-50465)
Microsoft’s July 14, 2026 security update fixes an Important-rated vulnerability in the Windows DNS Client that could allow an attacker with local access to tamper with DNS operations, potentially...
Why You Must Install July’s Windows Updates: A ReFS Bug Opens the Door to Total System Takeover
Microsoft’s July 14, 2026 security update patches a high-severity vulnerability in its Resilient File System that could allow a low-privileged attacker to seize complete control of a Windows...