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Windows 11 26h1

windows_11_26h1

Vendor: Microsoft • 699 CVEs

CVEs (699)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
1Microsoft
15Remote Desktop Client
Windows 10 1607Windows 10 1809+12 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Jun 9, 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
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
1Microsoft
6Windows 11 23h2
Windows 11 24h2Windows 11 25h2+3 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
Integer underflow (wrap or wraparound) in Windows Performance Monitor allows an unauthorized attacker to execute code over a network.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Integer underflow (wrap or wraparound) in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
1Microsoft
6Windows 11 23h2
Windows 11 24h2Windows 11 25h2+3 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
Integer overflow or wraparound in Windows Performance Monitor allows an unauthorized attacker to execute code over a network.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Exposure of sensitive information to an unauthorized actor in Windows Hyper-V allows an authorized attacker to disclose information locally.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.
1Microsoft
12Windows 10 1607
Windows 10 1809Windows 10 21h2+9 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Use of uninitialized resource in Windows Push Notifications allows an authorized attacker to disclose information locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Jun 17, 2026
Jun 9, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Out-of-bounds read in Windows Telephony Service allows an authorized attacker to disclose information locally.
1Microsoft
13Windows 10 1607
Windows 10 1809Windows 10 21h2+10 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Integer overflow or wraparound in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.