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Windows 11 26h1

windows_11_26h1

Vendor: Microsoft • 699 CVEs

CVEs (699)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper access control in Microsoft Management Console allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows User Interface Core allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper handling of insufficient permissions or privileges in Windows Installer allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows TDI Translation Driver (tdx.sys) allows an authorized attacker to elevate privileges locally.
1Microsoft
6Windows 11 23h2
Windows 11 24h2Windows 11 25h2+3 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Integer underflow (wrap or wraparound) in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.
1Microsoft
6Windows 10 21h2
Windows 10 22h2Windows 11 23h2+3 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
4.4 MEDIUM· v3
N/A· v2
Improper input validation in Windows Hello allows an authorized attacker to bypass a security feature locally.
1Microsoft
11Windows 10 1809
Windows 10 21h2Windows 10 22h2+8 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Buffer over-read in Windows Projected File System allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
1Microsoft
6Windows 11 23h2
Windows 11 24h2Windows 11 25h2+3 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
1Microsoft
6Windows 11 23h2
Windows 11 24h2Windows 11 25h2+3 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Double free in Windows Kernel allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Client Side Caching driver (csc.sys) allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
4.6 MEDIUM· v3
N/A· v2
Use of uninitialized resource in Windows Boot Manager allows an unauthorized attacker to bypass a security feature with a physical attack.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Server Update Service allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
1Microsoft
9Windows 10 21h2
Windows 10 22h2Windows 11 23h2+6 more
Jun 17, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.