Windows Server Vulnerabilities & Security Advisories
2401 advisories tracked · Microsoft Security Update Guide (MSRC) · 64 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: 112 critical, 1675 high, 723 medium, 6 low.
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 Windows Server advisories
Medium [CVE-2026-83835] Windows Common Log File System Driver Information Disclosure Vulnerability
Windows Common Log File System Driver Information Disclosure 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.
Medium [CVE-2026-83794] Windows Portable Device MTP Driver Information Disclosure Vulnerability
Windows Portable Device MTP Driver Information Disclosure 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.
Medium [CVE-2026-83788] Windows rndismp6.sys Information Disclosure Vulnerability
Windows rndismp6.sys Information Disclosure 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.
Medium [CVE-2026-83786] Windows NTFS Information Disclosure Vulnerability
Windows NTFS Information Disclosure 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.
Medium [CVE-2026-83766] Windows Hyper-V Security Feature Bypass Vulnerability
Windows Hyper-V Security Feature Bypass Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016.
Medium [CVE-2026-83764] Windows Clipboard User Service Information Disclosure Vulnerability
Windows Clipboard User Service Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-83765] Windows DWM Core Library Information Disclosure Vulnerability
Windows DWM Core Library Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 1 more. Affected products named by the advisory: Windows Server 2012 R2.
Medium [CVE-2026-83755] Win32k Information Disclosure Vulnerability
Win32k Information Disclosure 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.
Medium [CVE-2026-83747] Windows Error Reporting Information Disclosure Vulnerability
Windows Error Reporting Information Disclosure 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.
Medium [CVE-2026-83714] HTTP.sys Information Disclosure Vulnerability
HTTP.sys Information Disclosure 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.
Medium [CVE-2026-83703] Windows Wi-Fi Driver Denial of Service Vulnerability
Windows Wi-Fi Driver Denial of Service 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.
Medium [CVE-2026-83697] Windows Modern Device Management (MDM) Tampering Vulnerability
Windows Modern Device Management (MDM) Tampering Vulnerability Affected products named by the advisory: Windows Server 2022; Windows Server 2019; Windows Server 2025.
Medium [CVE-2026-83695] Windows Event Logging Service Information Disclosure Vulnerability
Windows Event Logging Service Information Disclosure 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.
Medium [CVE-2026-83686] Microsoft Windows Search Component Information Disclosure Vulnerability
Microsoft Windows Search Component Information Disclosure 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.
Medium [CVE-2026-83683] Windows Encrypting File System (EFS) Information Disclosure Vulnerability
Windows Encrypting File System (EFS) Information Disclosure 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.
Medium [CVE-2026-83672] Windows Installer Information Disclosure Vulnerability
Windows Installer Information Disclosure 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.
Medium [CVE-2026-83668] Windows WLAN Service Information Disclosure Vulnerability
Windows WLAN Service Information Disclosure 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.
Medium [CVE-2026-83664] Windows Portable Device File System Driver Information Disclosure Vulnerability
Windows Portable Device File System Driver Information Disclosure 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.
Medium [CVE-2026-83656] Windows Modern Device Management (MDM) Tampering Vulnerability
Windows Modern Device Management (MDM) Tampering Vulnerability Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-83651] Windows GDI Information Disclosure Vulnerability
Windows GDI Information Disclosure 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.
Medium [CVE-2026-83582] Windows Graphics Kernel Information Disclosure Vulnerability
Windows Graphics Kernel Information Disclosure 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.
Medium [CVE-2026-83573] Windows Kernel-Mode Driver Elevation of Privilege Vulnerability
Windows Kernel-Mode 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.
Medium [CVE-2026-83565] Windows Encrypting File System (EFS) Information Disclosure Vulnerability
Windows Encrypting File System (EFS) Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016.
Medium [CVE-2026-69640] Windows Key Distribution Center Security Feature Bypass Vulnerability
Windows Key Distribution Center Security Feature Bypass 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.
Medium [CVE-2026-70075] Windows Virtualization-Based Security (VBS) Enclave Security Feature Bypass Vulnerability
Windows Virtualization-Based Security (VBS) Enclave Security Feature Bypass Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-70072] Windows Netlogon Denial of Service Vulnerability
Windows Netlogon Denial of Service 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.
Medium [CVE-2026-70074] Windows DNS Information Disclosure Vulnerability
Windows DNS Information Disclosure 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.
Medium [CVE-2026-70071] Role: DNS Server Tampering Vulnerability
Role: DNS Server Tampering 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.
Medium [CVE-2026-70055] Windows Cryptographic Services Information Disclosure Vulnerability
Windows Cryptographic Services Information Disclosure 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.
Medium [CVE-2026-69999] Windows Update Information Disclosure Vulnerability
Windows Update Information Disclosure Vulnerability Affected product named by the advisory: Windows Server 2025.
Medium [CVE-2026-62879] Windows SmartScreen Tampering Vulnerability
Windows SmartScreen Tampering Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-59116] Windows Remote Desktop Security Feature Bypass Vulnerability
Windows Remote Desktop Security Feature Bypass 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.
Medium [CVE-2026-95904] Windows Event Logging Service Information Disclosure Vulnerability
Windows Event Logging Service Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2012; Windows Server 2012 R2; Windows Server 2016; Windows Server 2019; and 2 more. Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-96921] Windows Message Queuing Queue Manager Information Disclosure Vulnerability
Windows Message Queuing Queue Manager Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2012; Windows Server 2012 R2; Windows Server 2016; Windows Server 2019; and 2 more. Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-96865] Windows Secure Kernel Mode Information Disclosure Vulnerability
Windows Secure Kernel Mode Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2022; Windows Server 2025; Windows Server 2016; Windows Server 2019.
Medium [CVE-2026-96860] Windows USB Print Driver Information Disclosure Vulnerability
Windows USB Print Driver Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2012; Windows Server 2012 R2; Windows Server 2016; Windows Server 2019; and 2 more. Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-96859] Windows Imaging Component Information Disclosure Vulnerability
Windows Imaging Component Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2025; Windows Server 2012; Windows Server 2012 R2; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2019; Windows Server 2022.
Medium [CVE-2026-96863] Windows Storage Port Driver Elevation of Privilege Vulnerability
Windows Storage Port Driver Elevation of Privilege Vulnerability Affected product named by the advisory: Windows Server 2025.
Medium [CVE-2026-96855] Windows Modern Device Management (MDM) Tampering Vulnerability
Windows Modern Device Management (MDM) Tampering Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-96851] Windows Management Instrumentation Information Disclosure Vulnerability
Windows Management Instrumentation Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2012; Windows Server 2012 R2; Windows Server 2016; Windows Server 2019; and 2 more. Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-96848] Windows Win32 Kernel Subsystem Information Disclosure Vulnerability
Windows Win32 Kernel Subsystem Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-96316] Windows Routing and Remote Access Service (RRAS) Tampering Vulnerability
Windows Routing and Remote Access Service (RRAS) Tampering Vulnerability Affected products named by the advisory: Windows Server 2012; Windows Server 2012 R2; Windows Server 2016; Windows Server 2019; and 2 more. Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-96315] Windows Overlay Filter Tampering Vulnerability
Windows Overlay Filter Tampering Vulnerability Affected products named by the advisory: Windows Server 2016; Windows Server 2019; Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-96314] Windows Audio Service Information Disclosure Vulnerability
Windows Audio Service Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2012 R2; Windows Server 2016; Windows Server 2019; Windows Server 2022; and 2 more. Affected products named by the advisory: Windows Server 2025.
Medium [CVE-2026-96311] Windows Network List Service Tampering Vulnerability
Windows Network List Service Tampering Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2025; Windows Server 2012 R2; Windows Server 2016; and 1 more. Affected products named by the advisory: Windows Server 2022.
Medium [CVE-2026-96247] Windows Kernel-Mode Drivers Information Disclosure Vulnerability
Windows Kernel-Mode Drivers Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2012 R2; Windows Server 2016; Windows Server 2019; Windows Server 2022; and 1 more. Affected products named by the advisory: Windows Server 2025.
Medium [CVE-2026-96218] Windows Update Stack Tampering Vulnerability
Windows Update Stack Tampering Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-70116] Windows Resilient File System (ReFS) Security Feature Bypass Vulnerability
Windows Resilient File System (ReFS) Security Feature Bypass Vulnerability Affected product named by the advisory: Windows Server 2025.
Medium [CVE-2026-70044] Microsoft Windows Media Foundation Information Disclosure Vulnerability
Microsoft Windows Media Foundation Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2012; Windows Server 2012 R2; Windows Server 2016; Windows Server 2019; and 2 more. Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-70137] Windows Remote Access Connection Manager Information Disclosure Vulnerability
Windows Remote Access Connection Manager Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2012; Windows Server 2012 R2; Windows Server 2016; Windows Server 2019; and 2 more. Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
Get an email when Windows Server publishes the next one.
See Windows Server's last 90 days of advisories first. Then choose one product with live alerts free for life, or a free month of real-time alerts on everything with the severity, the fixed version and the vendor's link (card needed, then US$15/month; we email you before the first charge).
iPhone and Android apps · New on the App Store
Monitor Windows Server CVEs from your phone.
Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 34 official vendor sources and 160+ reviewed platform categories.
