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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
Stack-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges over a network.
1Microsoft
10Windows 10 1607
Windows 10 1809Windows 10 21h2+7 more
Sep 17, 2026
Sep 8, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows File History Service 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 Print Spooler Components 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 NTFS 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
6.8 MEDIUM· v3
N/A· v2
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code with a physical attack.
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
Integer overflow or wraparound 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
5.5 MEDIUM· v3
N/A· v2
Files or directories accessible to external parties in Windows Defender Firewall Service 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
Improper link resolution before file access ('link following') in Windows Universal Plug and Play (UPnP) Device Host 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
8.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code 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
Integer underflow (wrap or wraparound) in Windows GDI+ allows an authorized attacker to elevate privileges over a network.
1Microsoft
5Windows 11 23h2
Windows 11 24h2Windows 11 25h2+2 more
Sep 17, 2026
Sep 8, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Bind Filter Driver 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
Concurrent execution using shared resource with improper synchronization ('race condition') 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 30, 2026
Sep 8, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Use after free in Active Directory Domain Services allows an authorized attacker to execute code over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 30, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Active Directory Certificate Services (AD CS) 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
6.5 MEDIUM· v3
N/A· v2
Improper limitation of a pathname to a restricted directory ('path traversal') in Windows PowerShell allows an unauthorized attacker to bypass a security feature over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 29, 2026
Sep 8, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Authentication bypass by spoofing in Windows Netlogon allows an unauthorized attacker to perform spoofing over an adjacent network.
1Microsoft
4Windows 11 24h2
Windows 11 25h2Windows 11 26h1+1 more
Sep 28, 2026
Sep 8, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Sep 24, 2026
Sep 8, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Out-of-bounds read in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.
1Microsoft
8Windows 10 21h2
Windows 10 22h2Windows 11 23h2+5 more
Sep 17, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Windows Push Notifications allows an authorized attacker to elevate privileges locally.