CVEs published in October 2026
2,630 tracked CVEs from 30 vendors had their first vendor advisory published in October 2026: 332 critical, 1,531 high, 15 in CISA KEV. Newest first.
3,707 more from this month are covered only by Red Hat's per-package records, listed on the Red Hat vendor page.
- Added
CVE-2026-109453High
Virtual Hard Disk (VHD) Miniport Driver Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102225High
Windows Text Shaping Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100215High
Microsoft Graphics Component Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102217High
WebDAV Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102214High
Windows Hyper-V Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102220High
Windows VHD miniport driver Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102221Medium
Secure Boot Security Feature Bypass Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102215High
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102218High
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102216High
Windows StateRepository API Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102211High
Windows Virtualization-Based Security (VBS) Enclave Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102210Critical
Windows Text Shaping Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102208High
Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102207High
Windows Kernel Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102205High
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102206Medium
Windows Portable Device MTP Driver Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102202High
Windows Container Isolation FS Filter Driver (unionfs.sys) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102203High
RPC Runtime Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102201High
Microsoft Windows Media Foundation Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102199Medium
Microsoft Windows Codecs Library Denial of Service Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102198Medium
Windows Remote Desktop Protocol Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102197High
Windows Broadcast DVR User Service Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102196High
Windows Broadcast DVR User Service Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102194High
Windows Graphics Kernel Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102192High
Windows Failover Cluster Denial of Service Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102191High
Windows Storage Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102189High
Windows Storage Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102188Medium
Windows Storage Port Driver Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102186Medium
Windows Network File System Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-102187Medium
Windows Kernel Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96209High
Windows Network File System Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-88226Medium
Windows Storage Port Driver Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-70212High
Windows Security Center Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-70023High
Windows Hyper-V Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100225High
Windows Storage Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100222Critical
Network Policy Server (NPS) Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-69506Medium
Windows Key Storage Provider Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-88219High
RPC Runtime Library Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100220High
Windows Media Video Decoder Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100219Critical
Microsoft QUIC Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100218High
Remote Desktop Gateway Service Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100217High
Windows Group Policy Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100216High
Windows Storage Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-108396High
Windows Modern Device Management (MDM) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100203High
Windows Update Service Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100202Critical
Windows Message Queuing Queue Manager Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100201High
Windows Client License Service Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-100200High
Windows Update Service Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-97793High
Windows Setup and Deployment Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-97792High
Windows Container Isolation FS Filter Driver (unionfs.sys) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-97790Medium
Windows Container Isolation FS Filter Driver (unionfs.sys) Tampering Vulnerability
MS Server · 1 advisory - Added
CVE-2026-97787High
Windows Container Isolation FS Filter Driver (unionfs.sys) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-97788High
Active Directory Federation Services (AD FS) Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96118High
Windows Graphics Kernel Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96071High
Windows Media Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-95943High
Connected Devices Platform Service (Cdpsvc) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96952High
Microsoft Windows Media Foundation Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96953High
Windows Universal Disk Format File System Driver (UDFS) Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96951HighCISA KEV
Microsoft Windows Command Injection Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96950High
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96949High
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96948Medium
Windows Client Side Caching driver (csc.sys) Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96947High
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96946High
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96945High
Windows Failover Cluster Denial of Service Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96944Medium
Windows Storage Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96939High
Servicing Stack Updates Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96938Medium
Windows Distributed File System (DFS) Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96937High
Microsoft Windows Search Component Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-85866Medium
Windows ALPC Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-69675Medium
Windows Network File System Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96926Medium
Role: DNS Server Tampering Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96929High
Windows Kernel Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96931High
Windows NTFS Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96932High
Windows Embedded Mode Service Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96934Critical
Windows DHCP Server Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96930Medium
Windows Universal Disk Format File System Driver (UDFS) Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96927Medium
Windows NTFS Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96933High
Windows COM+ Event System Service Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96924Critical
Windows OLE Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96925Medium
Windows NTFS Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96923High
Windows Workstation Service Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96919High
Windows Broadcast DVR User Service Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96918High
Windows NTFS Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96917High
Windows PCI Bus Driver Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96914High
Windows Virtualization-Based Security (VBS) Enclave Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96915High
Windows Kernel-Mode Drivers Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96913High
Windows Kernel Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96912High
Windows Client License Service Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96910Medium
Microsoft Windows Search Component Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96911High
Microsoft Windows Search Component Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96916High
Windows NTFS Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96909Critical
Windows BitLocker Remote Code Execution Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96858Medium
Windows Security Account Manager Tampering Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96853Medium
Windows Win32 Kernel Subsystem Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96852High
Windows TCP/IP Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96854Medium
Windows Device Association Service Information Disclosure Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96843High
WebDAV Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96847High
WebDAV Elevation of Privilege Vulnerability
MS Server · 1 advisory - Added
CVE-2026-96846Medium
WebDAV Information Disclosure Vulnerability
MS Server · 1 advisory