Windows Security
The latest Windows Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
A Malicious USB Headset Can Steal Data from Windows PCs — Microsoft’s July Fix Stops the Leak
Microsoft’s July 14, 2026 Patch Tuesday release plugged an information-disclosure hole in the Windows USB Audio Class driver that lets an attacker siphon confidential data from memory using nothing...
CVE-2026-49793: Windows ReFS Heap Overflow Patched—Despite RCE Label, Exploitation Requires Local Access
On July 14, 2026, Microsoft patched CVE-2026-49793, a heap-based buffer overflow in the Windows Resilient File System (ReFS) that earned a CVSS score of 7.8 and the vendor’s “Remote Code...
July Windows Update Seals Off ReFS Attack Route for Hackers: CVE-2026-49792 Explained
Microsoft’s latest batch of security patches, released on July 14, 2026, fixes a flaw in the Windows Resilient File System (ReFS) that could allow an attacker with limited access to a machine to...
Microsoft’s July 2026 Windows Updates Close RRAS Loophole That Could Help Attackers Seize System Control
On July 14, 2026, Microsoft's Patch Tuesday release included a fix for CVE-2026-49791, a local privilege-escalation vulnerability in the Windows Routing and Remote Access Service. An attacker with...
Microsoft Ships Patch for UDF Driver Flaw That Allows Attackers to Escalate Privileges on Windows
Microsoft has fixed a high-severity elevation-of-privilege vulnerability in the Windows Universal Disk Format (UDF) file system driver. The patch, released on July 14, 2026 as part of the month’s...
Patch Now: NTFS Bug in Windows July Updates Could Give Attackers Full Control
On July 14, 2026, Microsoft shipped its monthly security patches, and embedded in the rollout is a fix for a local privilege escalation vulnerability in the NTFS file system—the default file system...
Windows Servers Exposed: Unauthenticated HTTP/2 Attacks Fixed in July 14 Update
A remotely exploitable denial-of-service vulnerability in the Windows HTTP/2 protocol stack received an emergency fix on July 14, 2026, as part of Microsoft’s monthly security update. The flaw,...
Patch Now: Unauthenticated Attackers Can Crash Windows Servers via HTTP.sys Flaw
Microsoft released its July 2026 security updates on July 14, and among the dozens of fixes is a vulnerability that deserves immediate attention from anyone running a Windows web server. Tracked as...
Microsoft Closes Secure Boot Security Gap—Patches for All Windows Versions Out Now
Microsoft fixed a vulnerability in Windows Secure Boot on July 14, 2026 that could allow an attacker with local access to bypass the very mechanism designed to keep malware out of the boot process....
Windows Clipboard Flaw Can Turn Limited Access Into Full System Control—Patch Now
Microsoft released security updates on July 14, 2026, addressing a high-severity vulnerability in Windows Clipboard Server that could allow a locally authenticated attacker with low privileges to...
Microsoft Patches NTFS Heap Overflow Flaw (CVE-2026-49184) That Enables Code Execution Without User Interaction
On July 14, 2026, Microsoft released a security update fixing a heap-based buffer overflow in the Windows NTFS file system that could allow attackers to execute code locally without any privileges or...
Windows DHCP Client Flaw Earns 7.5 CVSS Score, Patched Across Six Server Generations
Microsoft released its July 14, 2026 security updates on Tuesday, and one bulletin in particular should catch the eye of every Windows Server administrator: CVE-2026-49181, a network-exploitable...