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Windows 11 26h1

windows_11_26h1

Vendor: Microsoft • 1,960 CVEs

CVEs (1,960)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
8.0 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
8.0 HIGH· v3
N/A· v2
Stack-based buffer overflow in Windows Fast FAT Driver allows an authorized attacker to elevate privileges over a network.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to execute code locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
8.0 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Buffer over-read in Windows NTFS allows an authorized attacker to execute code locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
5.7 MEDIUM· v3
N/A· v2
Out-of-bounds read in Windows Program Compatibility Assistant Service allows an authorized attacker to disclose information over a network.
1Microsoft
5Windows 11 23h2
Windows 11 24h2Windows 11 25h2+2 more
Sep 17, 2026
Sep 8, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Insertion of sensitive information into log file in Windows Program Compatibility Assistant Service allows an authorized attacker to disclose information locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 29, 2026
Sep 8, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Use of uninitialized resource in Microsoft Account allows an authorized attacker to disclose information locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally.
1Microsoft
8Windows 10 21h2
Windows 10 22h2Windows 11 23h2+5 more
Sep 16, 2026
Sep 8, 2026
N/A· v4
4.7 MEDIUM· v3
N/A· v2
Out-of-bounds read in Windows Bluetooth Port Driver allows an authorized attacker to disclose information locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Print Spooler Components allows an authorized attacker to elevate privileges locally.
1Microsoft
8Windows 10 21h2
Windows 10 22h2Windows 11 23h2+5 more
Sep 17, 2026
Sep 8, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Connected User Experiences and Telemetry allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
7.1 HIGH· v3
N/A· v2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to execute code locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 29, 2026
Sep 8, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Use after free in Microsoft Office Word allows an authorized attacker to disclose information locally.
1Microsoft
3Windows 11 24h2
Windows 11 25h2Windows 11 26h1
Sep 16, 2026
Sep 8, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Exposure of sensitive system information to an unauthorized control sphere in Windows MIDI Service Module allows an authorized attacker to disclose information locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Driver allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Heap-based buffer overflow in Windows USB Mass Storage Class Driver allows an unauthorized attacker to execute code over a network.