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 17 of 51
CVE-2026-96844P3HIGHCVSS 8.0≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-96844 [HIGH] CWE-191 CVE-2026-96844: Integer underflow (wrap or wraparound) in Microsoft Bluetooth Driver allows an authorized attacker t
Integer underflow (wrap or wraparound) in Microsoft Bluetooth Driver allows an authorized attacker to elevate privileges over an adjacent network.
nvd
CVE-2026-83655P3HIGHCVSS 7.5≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83655 [HIGH] CWE-125 CVE-2026-83655: Out-of-bounds read in Network Policy Server (NPS) allows an unauthorized attacker to deny service ov
Out-of-bounds read in Network Policy Server (NPS) allows an unauthorized attacker to deny service over a network.
nvd
CVE-2026-88133P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-88133 [HIGH] CWE-59 CVE-2026-88133: Improper authorization in Windows Portable Device Enumerator Service allows an authorized attacker t
Improper authorization in Windows Portable Device Enumerator Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-96911P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-96911 [HIGH] CWE-59 CVE-2026-96911: Improper link resolution before file access ('link following') in Microsoft Windows Search Component
Improper link resolution before file access ('link following') in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70163P3HIGHCVSS 7.5≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70163 [HIGH] CWE-770 CVE-2026-70163: Allocation of resources without limits or throttling in OpenSSH for Windows allows an unauthorized a
Allocation of resources without limits or throttling in OpenSSH for Windows allows an unauthorized attacker to deny service over a network.
nvd
CVE-2026-85849P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-85849 [HIGH] CWE-59 CVE-2026-85849: Improper link resolution before file access ('link following') in Windows AppX Deployment Service al
Improper link resolution before file access ('link following') in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83840P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83840 [HIGH] CWE-1390 CVE-2026-83840: Weak authentication in Windows Error Reporting allows an authorized attacker to elevate privileges l
Weak authentication in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70245P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70245 [HIGH] CWE-843 CVE-2026-70245: Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver f
Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83761P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83761 [HIGH] CWE-416 CVE-2026-83761: 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-2026-70303P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70303 [HIGH] CWE-787 CVE-2026-70303: Out-of-bounds write in Windows Kernel allows an authorized attacker to elevate privileges locally.
Out-of-bounds write in Windows Kernel allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-69926P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-69926 [HIGH] CWE-843 CVE-2026-69926: Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an au
Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-69880P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-69880 [HIGH] CWE-843 CVE-2026-69880: Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an au
Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83763P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83763 [HIGH] CWE-843 CVE-2026-83763: Access of resource using incompatible type ('type confusion') in Windows Input System allows an auth
Access of resource using incompatible type ('type confusion') in Windows Input System allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70222P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70222 [HIGH] CWE-23 CVE-2026-70222: Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally
Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83927P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83927 [HIGH] CWE-59 CVE-2026-83927: Improper link resolution before file access ('link following') in Windows Registry allows an authori
Improper link resolution before file access ('link following') in Windows Registry allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83873P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-83873 [HIGH] CWE-23 CVE-2026-83873: Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally
Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70225P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-70225 [HIGH] CWE-843 CVE-2026-70225: Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver f
Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-61931P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-61931 [HIGH] CWE-416 CVE-2026-61931: Use after free in Windows Perception Simulation Service allows an authorized attacker to elevate pri
Use after free in Windows Perception Simulation Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-69798P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-69798 [HIGH] CWE-416 CVE-2026-69798: Use after free in Windows Wired AutoConfig Service allows an authorized attacker to elevate privileg
Use after free in Windows Wired AutoConfig Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-69884P3HIGHCVSS 7.8≥ 10.0.26300.0, < 10.0.26300.97112026-10-13
CVE-2026-69884 [HIGH] CWE-126 CVE-2026-69884: Buffer over-read in Windows GDI allows an authorized attacker to elevate privileges locally.
Buffer over-read in Windows GDI allows an authorized attacker to elevate privileges locally.
nvd