Microsoft Server Windows Server Vulnerabilities & Security Advisories
418 advisories tracked · Microsoft Security Update Guide (MSRC) · 5 listed in the CISA Known Exploited Vulnerabilities catalog
Every row below is a published Microsoft Server advisory that VulniPulse classified as Windows Server, with the CVEs, affected and fixed releases and exploitation status the vendor stated. Severity mix: 17 critical, 295 high, 122 medium, 3 low.
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Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.
Source
Microsoft Security Update Guide (MSRC)
Polled via the official MSRC Security Update Guide RSS feed (api.msrc.microsoft.com, no credentials required), scoped to SERVER products only — Windows Server, Exchange, SQL Server, SharePoint, Hyper-V and companion server roles. Client-only CVEs (Edge, Office apps, consumer Windows) are filtered out via the monthly CVRF document's affected-product list.
Latest MS Server Windows Server advisories
High [CVE-2026-50353] DirectX Graphics Kernel Elevation of Privilege Vulnerability
DirectX Graphics Kernel Elevation of Privilege Vulnerability Affected product named by the advisory: Windows Server 2025.
High [CVE-2026-50371] Windows LUA File Virtualization Filter Driver Elevation of Privilege Vulnerability
Windows LUA File Virtualization Filter Driver Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
High [CVE-2026-50398] Windows Media Elevation of Privilege Vulnerability
Windows Media Elevation of Privilege Vulnerability Affected product named by the advisory: Windows Server 2025.
High [CVE-2026-50463] Windows Kernel Information Disclosure Vulnerability
Windows Kernel Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-50433] Windows Media Elevation of Privilege Vulnerability
Windows Media Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
High [CVE-2026-50391] Windows Group Policy Elevation of Privilege Vulnerability
Windows Group Policy Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
High [CVE-2026-50423] Windows Kernel Elevation of Privilege Vulnerability
Windows Kernel Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
High [CVE-2026-50378] Windows Key Guard Elevation of Privilege Vulnerability
Windows Key Guard Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-50346] Netlogon RPC Elevation of Privilege Vulnerability
Netlogon RPC Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
High [CVE-2026-50405] Windows Filtering Platform Elevation of Privilege Vulnerability
Windows Filtering Platform Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
High [CVE-2026-50387] Windows GDI Elevation of Privilege Vulnerability
Windows GDI Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
High [CVE-2026-50344] Windows OLE Elevation of Privilege Vulnerability
Windows OLE Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
High [CVE-2026-50382] DirectX Graphics Kernel Remote Code Execution Vulnerability
DirectX Graphics Kernel Remote Code Execution Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-50369] Windows Remote Desktop Services Elevation of Privilege Vulnerability
Windows Remote Desktop Services Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
High [CVE-2026-50469] Windows Projected File System Elevation of Privilege Vulnerability
Windows Projected File System Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-50454] Windows User Interface Core Elevation of Privilege Vulnerability
Windows User Interface Core Elevation of Privilege Vulnerability Affected product named by the advisory: Windows Server 2025.
High [CVE-2026-50365] Remote Access Management service/API (RPC server) Elevation of Privilege Vulnerability
Remote Access Management service/API (RPC server) Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
High [CVE-2026-50427] Content Delivery Manager Elevation of Privilege Vulnerability
Content Delivery Manager Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2025.
High [CVE-2026-50421] Windows Connected User Experiences and Telemetry Elevation of Privilege Vulnerability
Windows Connected User Experiences and Telemetry Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016.
High [CVE-2026-50367] Windows Sensor Data Service Elevation of Privilege Vulnerability
Windows Sensor Data Service Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.