Known vulnerabilities in Microsoft Windows 11 Version 26H2
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CVE list
| CVE | Summary | Score | Published |
|---|---|---|---|
| CVE-2026-85817 | Reliance on untrusted inputs in a security decision in Windows PowerShell allows an unauthorized attacker to execute… | 8.8 High | Oct 13, 2026 |
| CVE-2026-85808 | Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to deny service… | 7.5 High | Oct 13, 2026 |
| CVE-2026-85818 | Improper verification of cryptographic signature in Windows Schannel allows an unauthorized attacker to perform spoofing… | 9.0 Critical | Oct 13, 2026 |
| CVE-2026-85809 | Remote Code Execution in Windows Routing and Remote Access Service (RRAS) allows attacker to gain an unauthorized access… | 9.8 Critical | Oct 13, 2026 |
| CVE-2026-85810 | Use after free in Windows Telephony Server allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-85811 | Use after free in Network Policy Server (NPS) allows an unauthorized attacker to execute code over an adjacent network | 7.5 High | Oct 13, 2026 |
| CVE-2026-85812 | Files or directories accessible to external parties in Windows Bind Filter Driver allows an authorized attacker to… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-85814 | Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over… | 9.8 Critical | Oct 13, 2026 |
| CVE-2026-85793 | Exposure of sensitive system information to an unauthorized control sphere in Windows Sysmain Service allows an… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-85804 | Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-85794 | Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-85805 | Improperly implemented security check for standard in Windows PowerShell allows an unauthorized attacker to bypass a… | 6.5 Medium | Oct 13, 2026 |
| CVE-2026-85795 | Use after free in Windows Text Services Framework allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-85796 | Numeric truncation error in Windows Installer allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-85797 | Out-of-bounds read in Windows GDI allows an unauthorized attacker to disclose information over a network | 6.5 Medium | Oct 13, 2026 |
| CVE-2026-85798 | Heap-based buffer overflow in Windows Distributed File System (DFS) allows an authorized attacker to execute code over a… | 7.2 High | Oct 13, 2026 |
| CVE-2026-85799 | Use after free in Network Policy Server (NPS) allows an unauthorized attacker to execute code over a network | 8.1 High | Oct 13, 2026 |
| CVE-2026-85800 | Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-85802 | Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-85803 | Use after free in Windows Camera Frame Server Monitor allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-85371 | Use after free in Network Policy Server (NPS) allows an unauthorized attacker to execute code over a network | 8.1 High | Oct 13, 2026 |
| CVE-2026-85372 | Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-85373 | Heap-based buffer overflow in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to… | 7.8 High | Oct 13, 2026 |
| CVE-2026-85374 | Out-of-bounds read in Windows Installer allows an authorized attacker to disclose information locally | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-85375 | Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges… | 7.8 High | Oct 13, 2026 |
Other Microsoft products
Windows Server 2019 5745
Windows Server 2019 (Server Core installation) 5648
Windows 10 Version 1809 5349
Windows Server 2022 5112
Windows Server 2016 5051
Windows Server 2016 (Server Core installation) 4847
Windows 10 Version 21H2 4539
Windows 10 Version 1607 4535
Windows Server 2012 R2 4103
Windows 10 Version 22H2 4041
Windows Server 2012 R2 (Server Core installation) 3958
Windows Server 2012 3865