Security Alerts
The latest Security Alerts coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2026-20877: Critical Windows Management Services EoP Vulnerability & Patch Guide
Microsoft has disclosed a critical elevation-of-privilege vulnerability in Windows Management Services, designated CVE-2026-20877, that could allow attackers to gain SYSTEM-level privileges on...
CVE-2026-20921: Critical Windows SMB Server Vulnerability - Patch Now to Prevent Privilege Escalation
Microsoft has disclosed a significant security vulnerability in the Windows Server Message Block (SMB) protocol that could allow attackers to gain elevated privileges on affected systems. Designated...
CVE-2026-20920: Complete Analysis of Critical Win32k Kernel Privilege Escalation Vulnerability
Microsoft's security advisory for CVE-2026-20920 reveals another critical vulnerability in the long-troubled Win32k kernel subsystem, continuing a pattern of high-impact local privilege escalation...
CVE-2026-20877: Critical Windows Management Services Vulnerability Explained
Microsoft has disclosed a significant security vulnerability in Windows Management Services that could allow attackers to gain elevated privileges on affected systems. Designated as CVE-2026-20877,...
January SMB patch fixes CVE-2026-20919 privilege escalation flaw
Microsoft has officially documented CVE-2026-20919 as a significant Server Message Block (SMB) Server elevation-of-privilege (EoP) vulnerability in its January 2026 Security Update Guide. This...
CVE-2026-20918: Critical Windows Management Services Vulnerability Requires Immediate Patching
Microsoft has disclosed a critical elevation of privilege vulnerability in Windows Management Services (WMS) tracked as CVE-2026-20918, which security researchers and administrators are treating as a...
CVE-2026-20918: How MSRC Confidence Shapes Windows Management Services Patch Response
A newly disclosed vulnerability in Windows Management Services (WMS) is highlighting a significant evolution in how Microsoft communicates security threats to enterprise defenders. CVE-2026-20918, an...
CVE-2026-20919: Critical Windows SMB Server Vulnerability Demands Immediate Patching
Microsoft has issued a critical security alert for January 2026, warning administrators about CVE-2026-20919, a newly discovered elevation-of-privilege vulnerability in the Windows Server Message...
CVE-2026-20876: Critical VBS Enclave Vulnerability Threatens Windows Security
Microsoft has disclosed a significant security vulnerability in its Virtualization-Based Security (VBS) enclave technology, designated as CVE-2026-20876, which presents a serious...
CVE-2026-20875 LSASS DoS Vulnerability: Critical Patch Guidance for Windows Identity Security
Microsoft has disclosed CVE-2026-20875, a critical denial-of-service vulnerability affecting the Local Security Authority Subsystem Service (LSASS) that demands immediate attention from security...