Microsoft Windows 11 Version 26H1 vulnerabilities
2,567 known vulnerabilities affecting microsoft/windows_11_version_26h1.
Total CVEs
2,567
CISA KEV
10
actively exploited
Public exploits
6
Exploited in wild
13
Severity breakdown
CRITICAL97HIGH1901MEDIUM564LOW5
Vulnerabilities
Page 93 of 129
CVE-2026-70283P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.29542026-09-08
CVE-2026-70283 [HIGH] CWE-863 CVE-2026-70283: Incorrect authorization in Windows Win32K allows an authorized attacker to elevate privileges locall
Incorrect authorization in Windows Win32K allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83775P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-83775 [HIGH] CWE-122 CVE-2026-83775: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Installer allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-81971P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-81971 [HIGH] CWE-362 CVE-2026-81971: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows NTFS allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-42911P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.22692026-06-09
CVE-2026-42911 [HIGH] CWE-416 CVE-2026-42911: 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-2026-34335P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.22692026-06-09
CVE-2026-34335 [HIGH] CWE-416 CVE-2026-34335: 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-2026-69766P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-69766 [HIGH] CWE-362 CVE-2026-69766: Use after free in Windows Storage allows an authorized attacker to elevate privileges locally.
Use after free in Windows Storage allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83879P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-83879 [HIGH] CWE-362 CVE-2026-83879: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-69763P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-69763 [HIGH] CWE-362 CVE-2026-69763: Use after free in Windows Storage allows an authorized attacker to elevate privileges locally.
Use after free in Windows Storage allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-69935P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-69935 [HIGH] CWE-362 CVE-2026-69935: Use after free in Windows Storage allows an authorized attacker to elevate privileges locally.
Use after free in Windows Storage allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-69931P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-69931 [HIGH] CWE-362 CVE-2026-69931: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Storage allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-69856P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-69856 [HIGH] CWE-362 CVE-2026-69856: Use after free in Windows Storage allows an authorized attacker to elevate privileges locally.
Use after free in Windows Storage allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-85941P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-85941 [HIGH] CWE-362 CVE-2026-85941: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Installer allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-102207P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-102207 [HIGH] CWE-362 CVE-2026-102207: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-23671P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.17192026-03-10
CVE-2026-23671 [HIGH] CWE-362 CVE-2026-23671: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth RFCOM Protocol Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-24295P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.17192026-03-10
CVE-2026-24295 [HIGH] CWE-362 CVE-2026-24295: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-24296P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.17192026-03-10
CVE-2026-24296 [HIGH] CWE-362 CVE-2026-24296: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-70169P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-70169 [HIGH] CWE-362 CVE-2026-70169: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Connected Devices Platform Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-83841P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.32312026-10-13
CVE-2026-83841 [HIGH] CWE-362 CVE-2026-83841: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-50378P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.25252026-07-14
CVE-2026-50378 [HIGH] CWE-362 CVE-2026-50378: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Key Guard allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-54107P3HIGHCVSS 7.0≥ 10.0.28000.0, < 10.0.28000.25252026-07-14
CVE-2026-54107 [HIGH] CWE-362 CVE-2026-54107: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.
nvd