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Windows 11 26h1

windows_11_26h1

Vendor: Microsoft • 894 CVEs

CVEs (894)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to execute code over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Aug 16, 2026
Aug 11, 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
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
Stack-based buffer overflow in Windows TCP/IP allows an unauthorized attacker to execute code over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code over a network.
1Microsoft
5Windows 11 23h2
Windows 11 24h2Windows 11 25h2+2 more
Aug 13, 2026
Aug 11, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Out-of-bounds read in Windows Win32K allows an authorized attacker to disclose information locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to execute code over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Microsoft Local Security Authority Server (lsasrv) allows an authorized attacker to execute code over a network.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges locally.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Out-of-bounds read in Windows SMB Client allows an unauthorized attacker to disclose information over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
Heap-based buffer overflow in RPC Runtime allows an unauthorized attacker to execute code over a network.
1Microsoft
5Windows 11 23h2
Windows 11 24h2Windows 11 25h2+2 more
Aug 13, 2026
Aug 11, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
1Microsoft
4Windows 11 24h2
Windows 11 25h2Windows 11 26h1+1 more
Aug 13, 2026
Aug 11, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Windows Schannel allows an authorized attacker to elevate privileges locally.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Missing authentication for critical function in Windows License Manager allows an authorized attacker to elevate privileges locally.
1Microsoft
1Windows 11 26h1
Aug 13, 2026
Aug 11, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Incorrect authorization in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to disclose information locally.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Kerberos allows an authorized attacker to elevate privileges locally.
1Microsoft
1Windows 11 26h1
Aug 13, 2026
Aug 11, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Aug 16, 2026
Aug 11, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.