Microsoft Windows 11 Version 26H2 vulnerabilities
1,007 known vulnerabilities affecting microsoft/windows_11_version_26h2.
Total CVEs
1,007
CISA KEV
1
actively exploited
Public exploits
0
Exploited in wild
1
Severity breakdown
CRITICAL44HIGH710MEDIUM253
Vulnerabilities
Page 31 of 51
CVE-2026-70237P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70237 [HIGH] CWE-416 CVE-2026-70237: Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70223P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70223 [HIGH] CWE-416 CVE-2026-70223: Use after free in Windows Console Driver allows an authorized attacker to elevate privileges locally
Use after free in Windows Console Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-100200P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-100200 [HIGH] CWE-416 CVE-2026-100200: Use after free in Windows Update Service allows an authorized attacker to elevate privileges locally
Use after free in Windows Update Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70164P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70164 [HIGH] CWE-416 CVE-2026-70164: Use after free in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
Use after free in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70056P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70056 [HIGH] CWE-416 CVE-2026-70056: Use after free in Windows Update Service allows an authorized attacker to elevate privileges locally
Use after free in Windows Update Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83916P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83916 [HIGH] CWE-415 CVE-2026-83916: Double free in Windows Error Reporting allows an authorized attacker to execute code locally.
Double free in Windows Error Reporting allows an authorized attacker to execute code locally.
nvd
CVE-2026-70168P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70168 [HIGH] CWE-416 CVE-2026-70168: Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83901P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83901 [HIGH] CWE-416 CVE-2026-83901: Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70134P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70134 [HIGH] CWE-416 CVE-2026-70134: Use after free in Windows Event Tracing allows an authorized attacker to elevate privileges locally.
Use after free in Windows Event Tracing allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70273P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70273 [HIGH] CWE-416 CVE-2026-70273: Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70236P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70236 [HIGH] CWE-416 CVE-2026-70236: Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70026P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70026 [HIGH] CWE-416 CVE-2026-70026: Use after free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges loc
Use after free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70045P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70045 [HIGH] CWE-416 CVE-2026-70045: Use after free in Windows Work Folders allows an authorized attacker to elevate privileges locally.
Use after free in Windows Work Folders allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83900P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83900 [HIGH] CWE-416 CVE-2026-83900: Use after free in Windows Bind Filter Driver allows an authorized attacker to elevate privileges loc
Use after free in Windows Bind Filter Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70209P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70209 [HIGH] CWE-416 CVE-2026-70209: Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70021P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70021 [HIGH] CWE-416 CVE-2026-70021: Use after free in Windows Direct Composition allows an authorized attacker to elevate privileges loc
Use after free in Windows Direct Composition allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83738P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83738 [HIGH] CWE-362 CVE-2026-83738: Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83834P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83834 [HIGH] CWE-367 CVE-2026-83834: Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges lo
Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83682P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83682 [HIGH] CWE-416 CVE-2026-83682: Use after free in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
Use after free in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83718P3HIGHCVSS 7.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83718 [HIGH] CWE-416 CVE-2026-83718: Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.
Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.
nvd