Windows Security
The latest Windows Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft's July 2026 Security Update Blocks Low-Complexity Kernel Exploit on All Windows Versions
Microsoft’s July 14, 2026 Patch Tuesday release seals a dangerous kernel vulnerability in every supported version of Windows—from Server 2012 to Windows 11 26H1. The flaw, tracked as...
Microsoft Patches Windows Certificate Bypass Vulnerability — Here’s What You Need to Install
Microsoft’s July 14, 2026 cumulative updates patch a security flaw in Windows Cryptographic Services that could allow a remote attacker to bypass certificate validation and trick systems into...
Patch Now: Microsoft Fixes Windows Backup Flaw That Hands Over Full System Control
On July 14, 2026, Microsoft released a security update that patches a high-severity vulnerability in the Windows Backup Service, identified as CVE-2026-50364. The flaw carries a CVSS base score of...
Microsoft's Latest Patch Prevents Attackers from Reading Your Windows Encryption Keys
On July 14, 2026, Microsoft shipped a security update that shuts down a dangerous shortcoming in Windows Key Guard — the subsystem that locks away cryptographic keys and secrets. Designated...
Microsoft’s July 2026 Patch Tuesday Seals Desktop Window Manager Data Leak Rated Important
Microsoft’s July 14, 2026 security update rolled out a fix for CVE-2026-50300, an information-disclosure vulnerability in the Windows Desktop Window Manager (DWM) Core Library. The flaw, which...
Microsoft’s July Patch Closes a Kernel-Level Data Leak in Windows: All Versions Affected
Microsoft’s July 14, 2026 cumulative security updates resolve CVE-2026-50381, a type-confusion vulnerability in the Windows Composite Image File System (CimFS) kernel driver that leaks information...
CVE-2026-50350: Microsoft Closes Local Information-Disclosure Hole in Windows—Update Now
Microsoft on July 14, 2026, released a security update that addresses a vulnerability in the Windows Trusted Runtime Interface Driver which could allow an authenticated local attacker to expose...
The Overlooked Windows 11 Patch That Could Save Your Network from a DNS Bypass
Microsoft released its monthly security updates on July 14, 2026, and included in the batch is a fix for a vulnerability that chips away at one of Windows 11’s more advanced defense mechanisms....
Microsoft’s July Updates Slam Shut a Clip Service Privilege Escalation Hole
Microsoft’s July 14, 2026 Patch Tuesday cumulatives deliver a fix for CVE-2026-50384, a local privilege-escalation flaw in the Windows Clip Service that could hand a low-privilege attacker full...
Critical Win32k Flaw Fixed in July 2026 Windows Updates—Apply Patch Now
On July 14, 2026, Microsoft dropped its monthly security updates, and among the patches was a fix for a vulnerability that could let attackers turn a small breach into a full-blown system compromise....
Windows July Update Blocks Attackers from Taking Over PCs via Win32k Flaw
Microsoft’s July 14, 2026 security update patches CVE-2026-50297, a Windows Win32k privilege escalation vulnerability that could let a low-privileged attacker seize full control of a system. The...
Microsoft’s July Fix Closes Graphics Kernel Backdoor That Gives Attackers Full Control Over Windows
If an attacker already has a toehold on your Windows machine — say, through a phishing email or a compromised app — a newly disclosed flaw in the DirectX Graphics Kernel could hand them the keys...