Security Alerts
The latest Security Alerts coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2026-20831: Critical Windows AFD Kernel Vulnerability Threatens Local Privilege Escalation
Microsoft has disclosed a critical kernel-level elevation-of-privilege vulnerability in the Windows Ancillary Function Driver for WinSock (afd.sys), designated as CVE-2026-20831, that enables...
CVE-2026-20829: TPM Trustlet Vulnerability Exposes Windows VBS Security Gaps
A seemingly minor entry in Microsoft's Security Update Guide has sparked significant concern among security researchers and enterprise administrators, revealing a critical vulnerability in the...
CVE-2026-20822: Critical Windows Graphics Flaw Poses Privilege Escalation Risk
Microsoft has issued a critical security advisory for CVE-2026-20822, a newly discovered use-after-free vulnerability within the Microsoft Graphics Component that poses a significant privilege...
CVE-2026-20823: Windows File Explorer Vulnerability & Complete Mitigation Guide
Microsoft has disclosed a significant security vulnerability in Windows File Explorer, tracked as CVE-2026-20823, which could allow authenticated local attackers to access sensitive information from...
Patch Now: CVE-2026-20821 Exposes Windows RPC Info to Local Attacker
Microsoft has confirmed a significant information disclosure vulnerability in the Windows Remote Procedure Call (RPC) subsystem, tracked as CVE-2026-20821, that could allow local, unauthorized actors...
CVE-2026-20817: Critical Windows Error Reporting Vulnerability Requires Immediate Patching
Microsoft has issued an urgent security advisory for CVE-2026-20817, a critical local privilege escalation vulnerability in Windows Error Reporting that could allow attackers to gain SYSTEM-level...
CVE-2026-20820: Critical Windows CLFS Driver Vulnerability Enables Local Privilege Escalation
Microsoft has disclosed a critical security vulnerability in the Windows Common Log File System (CLFS) driver that could allow attackers to gain SYSTEM-level privileges on affected systems....