Microsoft Windows 11 26H1 vulnerabilities
2,496 known vulnerabilities affecting microsoft/windows_11_26h1.
Total CVEs
2,496
CISA KEV
5
actively exploited
Public exploits
2
Exploited in wild
7
Severity breakdown
CRITICAL92HIGH1847MEDIUM553LOW4
Vulnerabilities
Page 96 of 125
CVE-2026-62766P3HIGHCVSS 7.0fixed in 10.0.28000.27042026-08-11
CVE-2026-62766 [HIGH] CWE-415 CVE-2026-62766: Double free in Windows Kerberos allows an authorized attacker to elevate privileges locally.
Double free in Windows Kerberos allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-62725P3HIGHCVSS 7.0fixed in 10.0.28000.27042026-08-11
CVE-2026-62725 [HIGH] CWE-416 CVE-2026-62725: Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges loca
Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-62724P3HIGHCVSS 7.0fixed in 10.0.28000.27042026-08-11
CVE-2026-62724 [HIGH] CWE-416 CVE-2026-62724: Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges loca
Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-58619P3HIGHCVSS 7.0fixed in 10.0.28000.22692026-07-14
CVE-2026-58619 [HIGH] CWE-416 CVE-2026-58619: Use after free in Windows Sensor Data Service allows an authorized attacker to elevate privileges lo
Use after free in Windows Sensor Data Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-88103P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-88103 [HIGH] CWE-416 CVE-2026-88103: Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privil
Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-88113P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-88113 [HIGH] CWE-416 CVE-2026-88113: Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privil
Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-85934P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-85934 [HIGH] CWE-416 CVE-2026-85934: Use after free in Windows AppX Deployment Service allows an authorized attacker to elevate privilege
Use after free in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-96319P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-96319 [HIGH] CWE-416 CVE-2026-96319: Use after free in Windows USB Print Driver allows an authorized attacker to elevate privileges local
Use after free in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-32224P3HIGHCVSS 7.0fixed in 10.0.28000.18362026-04-14
CVE-2026-32224 [HIGH] CWE-416 CVE-2026-32224: Use after free in Windows Server Update Service allows an authorized attacker to elevate privileges
Use after free in Windows Server Update Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-27917P3HIGHCVSS 7.0fixed in 10.0.28000.18362026-04-14
CVE-2026-27917 [HIGH] CWE-416 CVE-2026-27917: Use after free in Windows WFP NDIS Lightweight Filter Driver (wfplwfs.sys) allows an authorized atta
Use after free in Windows WFP NDIS Lightweight Filter Driver (wfplwfs.sys) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83899P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-83899 [HIGH] CWE-362 CVE-2026-83899: Improper privilege management in Windows Installer allows an authorized attacker to elevate privileg
Improper privilege management in Windows Installer allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-45640P3HIGHCVSS 7.0fixed in 10.0.28000.22692026-06-09
CVE-2026-45640 [HIGH] CWE-416 CVE-2026-45640: Use after free in Windows Bluetooth Port Driver allows an authorized attacker to elevate privileges
Use after free in Windows Bluetooth Port Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-96939P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-96939 [HIGH] CWE-367 CVE-2026-96939: Time-of-check time-of-use (toctou) race condition in Servicing Stack Updates allows an authorized at
Time-of-check time-of-use (toctou) race condition in Servicing Stack Updates allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-42825P3HIGHCVSS 7.0fixed in 10.0.28000.21132026-05-12
CVE-2026-42825 [HIGH] CWE-416 CVE-2026-42825: Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges loca
Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-85328P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-85328 [HIGH] CWE-1390 CVE-2026-85328: Weak authentication in Windows Projected File System allows an authorized attacker to elevate privil
Weak authentication in Windows Projected File System allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-96949P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-96949 [HIGH] CWE-362 CVE-2026-96949: Use after free in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attac
Use after free in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-97787P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-97787 [HIGH] CWE-362 CVE-2026-97787: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-96932P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-96932 [HIGH] CWE-362 CVE-2026-96932: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Embedded Mode Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-108396P3HIGHCVSS 7.0fixed in 10.0.28000.32312026-10-13
CVE-2026-108396 [HIGH] CWE-367 CVE-2026-108396: Time-of-check time-of-use (toctou) race condition in Windows Modern Device Management (MDM) allows a
Time-of-check time-of-use (toctou) race condition in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-54991P3HIGHCVSS 7.0fixed in 10.0.28000.25252026-07-14
CVE-2026-54991 [HIGH] CWE-125 CVE-2026-54991: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.
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