Windows 11 version 22H3 at a glance
7 of the exploited vulnerabilities are known to be used by ransomware (CISA).
Show as table
| Month | Vulnerabilities | Critical |
|---|---|---|
| Nov 2026 | 0 | 0 |
| Oct 2026 | 0 | 0 |
| Sep 2026 | 0 | 0 |
| Aug 2026 | 0 | 0 |
| Jul 2026 | 0 | 0 |
| Jun 2026 | 0 | 0 |
| May 2026 | 0 | 0 |
| Apr 2026 | 0 | 0 |
| Mar 2026 | 39 | 0 |
| Feb 2026 | 25 | 0 |
| Jan 2026 | 0 | 0 |
| Dec 2025 | 33 | 0 |
| Nov 2025 | 34 | 1 |
| Oct 2025 | 101 | 1 |
| Sep 2025 | 46 | 0 |
| Aug 2025 | 51 | 2 |
| Jul 2025 | 73 | 1 |
| Jun 2025 | 36 | 0 |
| May 2025 | 35 | 0 |
| Apr 2025 | 66 | 0 |
| Mar 2025 | 33 | 0 |
| Feb 2025 | 31 | 0 |
| Jan 2025 | 119 | 2 |
| Dec 2024 | 42 | 1 |
Most common weaknesses
Latest advisories
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High max 9.8
Kwetsbaarheden verholpen in Microsoft Windows
Microsoft heeft kwetsbaarheden verholpen in Windows.
-
High max 9.8
Kwetsbaarheden verholpen in Microsoft Windows
Microsoft heeft kwetsbaarheden verholpen in Windows
first Jan 13, 2026 -
High max 8.8
Kwetsbaarheden verholpen in Microsoft Windows
Microsoft heeft kwetsbaarheden verholpen in Windows.
-
Critical max 9.9
Kwetsbaarheden verholpen in Microsoft Windows
Microsoft heeft kwetsbaarheden verholpen in Windows.
first Oct 14, 2025 -
High max 8.8NCSC-2025-0277 58 CVEs
Kwetsbaarheden verholpen in Microsoft Windows
Microsoft heeft kwetsbaarheden verholpen in Windows.
1,276 results · Feed
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High 7.5
MapUrlToZone Security Feature Bypass Vulnerability
Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network.
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High 7.8
Windows Kernel Elevation of Privilege Vulnerability
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
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High 7.8CVE-2026-26128 Public exploit
Windows SMB Server Elevation of Privilege Vulnerability
Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.
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High 8.0
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
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High 7.8
Windows GDI Remote Code Execution Vulnerability
Untrusted search path in Windows GDI allows an unauthorized attacker to execute code locally.
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High 8.8
Windows Telephony Service Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to elevate privileges over an adjacent network.
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High 7.8
Winlogon Elevation of Privilege Vulnerability
Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.
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Medium 5.5
Windows Accessibility Infrastructure (ATBroker.exe) Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to disclose information locally.
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Medium 5.3
Windows Shell Link Processing Spoofing Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Shell Link Processing allows an unauthorized attacker to perform spoofing over a network.
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High 7.5
GDI+ Information Disclosure Vulnerability
Out-of-bounds read in Windows GDI+ allows an unauthorized attacker to disclose information over a network.
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Medium 5.5
Windows Graphics Component Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to disclose information locally.
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High 7.0
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Improper validation of specified type of input in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
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High 7.0
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
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High 8.8CVE-2026-25177 Public exploit
Active Directory Domain Services Elevation of Privilege Vulnerability
Improper restriction of names for files and other resources in Active Directory Domain Services allows an authorized attacker to elevate privileges over a network.
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High 7.8
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
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High 7.8
Windows NTFS Elevation of Privilege Vulnerability
Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally.
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High 8.0
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
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High 7.8
Windows Extensible File Allocation Table Elevation of Privilege Vulnerability
Out-of-bounds read in Windows Extensible File Allocation allows an authorized attacker to elevate privileges locally.
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High 8.0CVE-2026-25172 Public exploit
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
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High 7.0
Windows Authentication Elevation of Privilege Vulnerability
Use after free in Windows Authentication Methods allows an authorized attacker to elevate privileges locally.
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High 7.0
Windows Hyper-V Elevation of Privilege Vulnerability
Use after free in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
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Medium 6.2
Windows Graphics Component Denial of Service Vulnerability
Divide by zero in Microsoft Graphics Component allows an unauthorized attacker to deny service locally.
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Medium 6.2
Windows Graphics Component Denial of Service Vulnerability
Null pointer dereference in Microsoft Graphics Component allows an unauthorized attacker to deny service locally.
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High 7.8
Performance Counters for Windows Elevation of Privilege Vulnerability
Null pointer dereference in Windows Performance Counters allows an authorized attacker to elevate privileges locally.
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High 7.0
Windows Device Association Service Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
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High 7.0
Windows Device Association Service Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
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High 7.8CVE-2026-24294 Public exploit
Windows SMB Server Elevation of Privilege Vulnerability
Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.
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High 7.8CVE-2026-24291 Public exploit
Windows Accessibility Infrastructure (ATBroker.exe) Elevation of Privilege Vulnerability
Incorrect permission assignment for critical resource in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to elevate privileges locally.
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High 7.8
Windows Connected Devices Platform Service Elevation of Privilege Vulnerability
Use after free in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.
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High 7.8
Windows Projected File System Elevation of Privilege Vulnerability
Improper access control in Windows Projected File System allows an authorized attacker to elevate privileges locally.
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High 7.8
Windows Kernel Elevation of Privilege Vulnerability
External control of file name or path in Windows Kernel allows an authorized attacker to elevate privileges locally.
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High 7.0
Win32k Elevation of Privilege Vulnerability
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
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Medium 5.5
Push message Routing Service Elevation of Privilege Vulnerability
Out-of-bounds read in Push Message Routing Service allows an authorized attacker to disclose information locally.
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High 7.8
Windows Resilient File System (ReFS) Elevation of Privilege Vulnerability
Out-of-bounds read in Windows Resilient File System (ReFS) allows an authorized attacker to elevate privileges locally.
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High 7.0
Windows Bluetooth RFCOM Protocol Driver Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth RFCOM Protocol Driver allows an authorized attacker to elevate privileges locally.
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High 7.8
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
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High 8.8
RPC Runtime Library Remote Code Execution Vulnerability
Use after free in RPC Runtime allows an authorized attacker to execute code over a network.
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High 7.0
Windows Graphics Component Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
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High 7.0
Broadcast DVR Elevation of Privilege Vulnerability
Use after free in Broadcast DVR allows an authorized attacker to elevate privileges locally.
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Medium 5.5
Windows Kernel Information Disclosure Vulnerability
Insertion of sensitive information into log file in Windows Kernel allows an authorized attacker to disclose information locally.