Windows Security
The latest Windows Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft's July 2026 patches fix a Windows flaw that turns limited accounts into full system control
Microsoft’s July 14, 2026 security updates eliminate a local privilege-escalation vulnerability in the Windows Overlay Filter, tracked as CVE-2026-50435. With a severity score of 7.8 out of 10, the...
Microsoft’s July NTFS Patch Closes Hole That Could Hand Attackers Full System Control — Check Your Build Now
On July 14, 2026, Microsoft shipped security updates for CVE-2026-50402, a local privilege‑escalation flaw in the Windows NTFS file system that could let a limited‑privilege user or attacker gain...
Microsoft Patches Windows UPnP Data Leak Exploitable by Local Attackers
Microsoft’s July 14, 2026 security update batch included a fix for a Windows Universal Plug and Play (UPnP) vulnerability that could allow a local attacker to read confidential information from...
Microsoft Patches Print Spooler Info-Disclosure Risk in July 2026 Updates
On July 14, 2026, Microsoft rolled out its monthly security updates, including a fix for CVE-2026-50383—an Important-rated information-disclosure vulnerability nestled inside the Windows Print...
Windows July Patches Fix Sensor Service Bug That Gives Attackers Full Control
Microsoft's July 14, 2026 security update addresses an elevation-of-privilege vulnerability in the Windows Sensor Data Service that could allow a local attacker to take complete control of an...
A Windows Cloud Files Bug Gives Attackers Admin Rights—July 2026 Update Fixes It
On July 14, 2026, Microsoft’s monthly security dump addressed CVE-2026-50374, a kernel‑level elevation‑of‑privilege flaw in the Windows Cloud Files Mini Filter Driver (cldflt.sys). The...
July 2026 Windows Update Blocks Stealthy System Takeover via Telemetry Bug
On July 14, 2026, Microsoft dropped its monthly security updates, and one patch stands out for users and administrators who value full control over their systems. CVE-2026-50421 is a privilege...
NTFS Flaw in Windows Lets Low-Privilege Attackers Take Complete Control: Here’s the July Fix
Microsoft dropped its monthly security updates on July 14, 2026, and among the batch is a patch for a vulnerability that turns a standard Windows account into a system administrator’s worst...
Microsoft Fixes Dangerous Elevation Bug in Windows 11 – Here’s How to Confirm You’re Safe
On July 14, 2026, Microsoft pushed out its monthly security updates, and among them is a fix for a particularly nasty local privilege escalation vulnerability tracked as CVE-2026-50427. The flaw,...
Microsoft Patches High-Severity Windows Runtime Flaw That Can Hijack Windows 11 PCs
Microsoft's July 2026 Patch Tuesday delivers a fix for a serious privilege-escalation hole in Windows Runtime that could give attackers sweeping control over an unpatched machine. The vulnerability,...
Windows RPC Authentication Flaw Fixed: Why Adjacent-Network Attacks Still Matter
Microsoft’s July 14, 2026 security release includes a patch for CVE-2026-50365, an elevation-of-privilege vulnerability in the Windows Remote Procedure Call infrastructure that can give an...
Got Windows 11 or Server 2025? This July Security Fix Blocks a Low-Level Attack That Could Seize Your System
Microsoft disclosed CVE-2026-50454 on July 14, 2026, a high-severity elevation-of-privilege vulnerability in Windows that lets a local attacker escalate from a limited account to system-level...