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Windows 11 26h1

windows_11_26h1

Vendor: Microsoft • 2,034 CVEs

CVEs (2,034)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 16, 2026
Oct 13, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 16, 2026
Oct 13, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Untrusted pointer dereference in Windows Distributed File System (DFS) allows an unauthorized attacker to elevate privileges over a network.
1Microsoft
9Windows 10 1809
Windows 10 21h2Windows 10 22h2+6 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Use after free in Microsoft Windows Search Component allows an unauthorized attacker to elevate privileges over a network.
1Microsoft
1Windows 11 26h1
Oct 26, 2026
Oct 13, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
Out-of-bounds write in Windows Schannel allows an unauthorized attacker to execute code over a network.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Out-of-bounds read in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.
1Microsoft
1Windows 11 26h1
Oct 26, 2026
Oct 13, 2026
N/A· v4
6.8 MEDIUM· v3
N/A· v2
Untrusted pointer dereference in Windows Kernel allows an unauthorized attacker to elevate privileges with a physical attack.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Out-of-bounds read in Windows IKE Extension allows an unauthorized attacker to disclose information over a network.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Credential Providers allows an authorized attacker to elevate privileges locally.
1Microsoft
9Windows 10 1809
Windows 10 21h2Windows 10 22h2+6 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Buffer over-read in Windows Broadcast DVR User Service allows an authorized attacker to disclose information locally.
1Microsoft
9Windows 10 1809
Windows 10 21h2Windows 10 22h2+6 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Deadlock in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to deny service over a network.
1Microsoft
9Windows 10 1809
Windows 10 21h2Windows 10 22h2+6 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Out-of-bounds read in Windows Partition Management Driver allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to execute code locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Out-of-bounds read in Windows Text Shaping allows an unauthorized attacker to execute code over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
4.4 MEDIUM· v3
N/A· v2
No cwe for this issue in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 26, 2026
Oct 13, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Windows VHD miniport driver allows an authorized attacker to elevate privileges locally.
1Microsoft
14Windows 10 1607
Windows 10 1809Windows 10 21h2+11 more
Oct 26, 2026
Oct 13, 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.