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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
8.8 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
7.0 HIGH· v3
N/A· v2
Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.
1Microsoft
5Windows 11 23h2
Windows 11 24h2Windows 11 25h2+2 more
Sep 14, 2026
Sep 8, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Use after free in Windows Remote Desktop Services allows an authorized 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
Incorrect calculation of buffer size in Windows iSCSI allows an unauthorized attacker to execute code over a network.
1Microsoft
5Windows 11 23h2
Windows 11 24h2Windows 11 25h2+2 more
Sep 21, 2026
Sep 8, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Use after free in Windows HTTP.sys allows an authorized attacker to elevate privileges over a network.
1Microsoft
4Windows 11 24h2
Windows 11 25h2Windows 11 26h1+1 more
Oct 1, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Microsoft Local Security Authority Server (lsasrv) allows an authorized attacker to elevate privileges locally.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Sep 11, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Biometric 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
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate privileges locally.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Sep 14, 2026
Sep 8, 2026
N/A· v4
5.7 MEDIUM· v3
N/A· v2
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information over a network.
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
Remote Code Execution in Windows Routing and Remote Access Service (RRAS) allows attacker to gain an unauthorized access to victim's machine
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Sep 11, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
1Microsoft
6Windows 11 23h2
Windows 11 24h2Windows 11 25h2+3 more
Sep 18, 2026
Sep 8, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Missing release of memory after effective lifetime in Windows TCP/IP allows an unauthorized attacker to deny service over a network.
1Microsoft
6Windows 11 23h2
Windows 11 24h2Windows 11 25h2+3 more
Sep 18, 2026
Sep 8, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Null pointer dereference in Windows IKE Extension allows an unauthorized attacker to deny service over a network.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Sep 21, 2026
Sep 8, 2026
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Integer overflow or wraparound in Microsoft Windows PDF 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
7.8 HIGH· v3
N/A· v2
Incorrect type conversion or cast in Microsoft Windows Search Component 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
7.8 HIGH· v3
N/A· v2
Integer overflow or wraparound in Windows USB Video Driver allows an authorized attacker to elevate privileges locally.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Sep 11, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Biometric 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
7.8 HIGH· v3
N/A· v2
Buffer over-read in Windows Volume Manager Extension 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
7.0 HIGH· v3
N/A· v2
Use after free in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Sep 10, 2026
Sep 8, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.