Privilege Escalation
The latest Privilege Escalation coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Partially Discloses CVE-2026-26181 Windows Privilege Escalation Flaw
Microsoft has acknowledged a critical security vulnerability in its Brokering File System component, designated CVE-2026-26181, though the company has not yet published complete technical details...
Microsoft Flags Urgent Kernel Flaw: What Every Windows User Needs to Know About CVE-2026-26180
Microsoft has published a high-confidence advisory for a Windows kernel vulnerability that could allow an attacker to take complete control of an affected system. The flaw, tracked as CVE-2026-26180,...
Microsoft’s High-Confidence Kernel Exploit Warning: Why CVE-2026-26179 Demands an Immediate Patch
Microsoft has published a security advisory for a new Windows kernel elevation-of-privilege vulnerability, CVE-2026-26179, and has assigned it a high confidence rating. That rating means the flaw is...
CVE-2026-26174 WSUS Elevation of Privilege Vulnerability: Microsoft's High Confidence Rating Demands Immediate Action
Microsoft has assigned a high confidence rating to CVE-2026-26174, a Windows Server Update Service elevation of privilege vulnerability that could allow attackers to gain administrative control over...
CVE-2026-26166: Microsoft Flags Windows Shell EoP Flaw, Patching Critical for All Users
Microsoft has published a security advisory for CVE-2026-26166, a newly disclosed elevation-of-privilege vulnerability in Windows Shell that could allow an attacker with limited local access to gain...
Microsoft Fixes Remote Desktop Licensing Flaw That Could Hand Admin Control to Local Attackers
On April 14, Microsoft shipped its monthly patch release with a fix for a vulnerability that system administrators can’t afford to ignore. The bug, tracked as CVE-2026-26160, lives inside the...
CVE-2026-25184: AppLocker Filter Driver Vulnerability Requires Immediate Patching
Microsoft has disclosed a critical local elevation-of-privilege vulnerability in the AppLocker Filter Driver, designated CVE-2026-25184. This security flaw affects the applockerfltr.sys driver...
Microsoft Patches Critical Azure Custom Locations Privilege Escalation Vulnerability (CVE-2026-26135)
Microsoft has disclosed a critical elevation of privilege vulnerability in the Azure Custom Locations Resource Provider, designated CVE-2026-26135. The security flaw could allow authenticated...
CVE-2026-4105: Critical Systemd Machined Privilege Escalation Vulnerability Patched
A critical privilege escalation vulnerability in systemd's machine-management component has been disclosed and patched, requiring immediate attention from Linux administrators and users. Tracked as...
Microsoft's March Patch Tuesday Fixes Critical SQL Server Privilege Escalation Vulnerability CVE-2026-21262
Microsoft's March Patch Tuesday security update includes a critical fix for a high-severity elevation-of-privilege vulnerability in Microsoft SQL Server, identified as CVE-2026-21262. This security...
CVE-2026-26117 lets low-privilege users hijack Azure Arc agents, escalate to SYSTEM, and take over cloud identities.
Microsoft has disclosed a critical vulnerability in the Azure Arc Connected Machine agent for Windows that enables local privilege escalation and cloud identity takeover. CVE-2026-26117 represents a...
Microsoft Patches Critical Linux Azure Diagnostic Extension Vulnerability CVE-2026-23665
Microsoft has addressed a critical elevation-of-privilege vulnerability in the Linux Azure Diagnostic extension (LAD) tracked as CVE-2026-23665. The security flaw, a heap buffer overflow, could allow...