Microsoft Windows 11 24h2
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By the Year
In 2026 there have been 152 vulnerabilities in Microsoft Windows 11 24h2 with an average score of 7.2 out of ten. Last year, in 2025 Windows 11 24h2 had 701 security vulnerabilities published. If vulnerabilities keep coming in at the current rate, it appears that number of security vulnerabilities in Windows 11 24h2 in 2026 could surpass last years number. Last year, the average CVE base score was greater by 0.05
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2026 | 152 | 7.15 |
| 2025 | 701 | 7.21 |
| 2024 | 218 | 7.43 |
It may take a day or so for new Windows 11 24h2 vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.
Recent Microsoft Windows 11 24h2 Security Vulnerabilities
Mar 2026: MapUrlToZone Security Feature Bypass Vulnerability
CVE-2026-23674
7.5 - High
- March 10, 2026
Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network.
Improper Resolution of Path Equivalence
Mar 2026: Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-26132
7.8 - High
- March 10, 2026
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
Dangling pointer
Mar 2026: Windows SMB Server Elevation of Privilege Vulnerability
CVE-2026-26128
7.8 - High
- March 10, 2026
Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.
authentification
Mar 2026: Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2026-26111
8 - High
- March 10, 2026
Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
Integer Overflow or Wraparound
Mar 2026: GDI Remote Code Execution Vulnerability
CVE-2026-25190
7.8 - High
- March 10, 2026
Untrusted search path in Windows GDI allows an unauthorized attacker to execute code locally.
Untrusted Path
Mar 2026: Windows Telephony Service Elevation of Privilege Vulnerability
CVE-2026-25188
8.8 - High
- March 10, 2026
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to elevate privileges over an adjacent network.
Heap-based Buffer Overflow
Mar 2026: Winlogon Elevation of Privilege Vulnerability
CVE-2026-25187
7.8 - High
- March 10, 2026
Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.
insecure temporary file
Mar 2026: Windows Shell Link Processing Spoofing Vulnerability
CVE-2026-25185
5.3 - Medium
- March 10, 2026
Exposure of sensitive information to an unauthorized actor in Windows Shell Link Processing allows an unauthorized attacker to perform spoofing over a network.
Information Disclosure
Mar 2026: Windows Accessibility Infrastructure (ATBroker.exe) Information Disclosure Vulnerability
CVE-2026-25186
5.5 - Medium
- March 10, 2026
Exposure of sensitive information to an unauthorized actor in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to disclose information locally.
Information Disclosure
Mar 2026: GDI+ Information Disclosure Vulnerability
CVE-2026-25181
7.5 - High
- March 10, 2026
Out-of-bounds read in Windows GDI+ allows an unauthorized attacker to disclose information over a network.
Out-of-bounds Read
Mar 2026: Windows Graphics Component Information Disclosure Vulnerability
CVE-2026-25180
5.5 - Medium
- March 10, 2026
Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to disclose information locally.
Out-of-bounds Read
Mar 2026: Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2026-25179
7 - High
- March 10, 2026
Improper validation of specified type of input in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Improper Validation of Specified Type of Input
Mar 2026: Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2026-25178
7 - High
- March 10, 2026
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Dangling pointer
Mar 2026: Active Directory Domain Services Elevation of Privilege Vulnerability
CVE-2026-25177
8.8 - High
- March 10, 2026
Improper restriction of names for files and other resources in Active Directory Domain Services allows an authorized attacker to elevate privileges over a network.
Improper Restriction of Names for Files and Other Resources
Mar 2026: Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2026-25176
7.8 - High
- March 10, 2026
Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Authorization
Mar 2026: Windows Extensible File Allocation Table Elevation of Privilege Vulnerability
CVE-2026-25174
7.8 - High
- March 10, 2026
Out-of-bounds read in Windows Extensible File Allocation allows an authorized attacker to elevate privileges locally.
Out-of-bounds Read
Mar 2026: Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2026-25172
8 - High
- March 10, 2026
Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
Integer Overflow or Wraparound
Mar 2026: Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2026-25173
8 - High
- March 10, 2026
Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
Integer Overflow or Wraparound
Mar 2026: Windows Authentication Elevation of Privilege Vulnerability
CVE-2026-25171
7 - High
- March 10, 2026
Use after free in Windows Authentication Methods allows an authorized attacker to elevate privileges locally.
Dangling pointer
Mar 2026: Windows Hyper-V Elevation of Privilege Vulnerability
CVE-2026-25170
7 - High
- March 10, 2026
Use after free in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
Dangling pointer
Mar 2026: Windows Graphics Component Denial of Service Vulnerability
CVE-2026-25169
6.2 - Medium
- March 10, 2026
Divide by zero in Microsoft Graphics Component allows an unauthorized attacker to deny service locally.
Divide By Zero
Mar 2026: Windows Graphics Component Denial of Service Vulnerability
CVE-2026-25168
6.2 - Medium
- March 10, 2026
Null pointer dereference in Microsoft Graphics Component allows an unauthorized attacker to deny service locally.
NULL Pointer Dereference
Mar 2026: Microsoft Brokering File System Elevation of Privilege Vulnerability
CVE-2026-25167
7.4 - High
- March 10, 2026
Use after free in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.
Dangling pointer
Mar 2026: Windows System Image Manager Assessment and Deployment Kit (ADK) Remote Code Execution Vul
CVE-2026-25166
7.8 - High
- March 10, 2026
Deserialization of untrusted data in Windows System Image Manager allows an authorized attacker to execute code locally.
Marshaling, Unmarshaling
Mar 2026: Performance Counters for Windows Elevation of Privilege Vulnerability
CVE-2026-25165
7.8 - High
- March 10, 2026
Null pointer dereference in Windows Performance Counters allows an authorized attacker to elevate privileges locally.
NULL Pointer Dereference
Mar 2026: Windows Device Association Service Elevation of Privilege Vulnerability
CVE-2026-24296
7 - High
- March 10, 2026
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
Race Condition
Mar 2026: Windows Device Association Service Elevation of Privilege Vulnerability
CVE-2026-24295
7 - High
- March 10, 2026
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
Race Condition
Mar 2026: Windows SMB Server Elevation of Privilege Vulnerability
CVE-2026-24294
7.8 - High
- March 10, 2026
Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.
authentification
Mar 2026: Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2026-24293
7.8 - High
- March 10, 2026
Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
NULL Pointer Dereference
Mar 2026: Windows Connected Devices Platform Service Elevation of Privilege Vulnerability
CVE-2026-24292
7.8 - High
- March 10, 2026
Use after free in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.
Dangling pointer
Mar 2026: Windows Accessibility Infrastructure (ATBroker.exe) Elevation of Privilege Vulnerability
CVE-2026-24291
7.8 - High
- March 10, 2026
Incorrect permission assignment for critical resource in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to elevate privileges locally.
Incorrect Permission Assignment for Critical Resource
Mar 2026: Windows Projected File System Elevation of Privilege Vulnerability
CVE-2026-24290
7.8 - High
- March 10, 2026
Improper access control in Windows Projected File System allows an authorized attacker to elevate privileges locally.
Authorization
Mar 2026: Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-24289
7.8 - High
- March 10, 2026
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
Dangling pointer
Mar 2026: Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-24287
7.8 - High
- March 10, 2026
External control of file name or path in Windows Kernel allows an authorized attacker to elevate privileges locally.
External Control of File Name or Path
Mar 2026: Win32k Elevation of Privilege Vulnerability
CVE-2026-24285
7 - High
- March 10, 2026
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
Dangling pointer
Mar 2026: Multiple UNC Provider Kernel Driver Elevation of Privilege Vulnerability
CVE-2026-24283
8.8 - High
- March 10, 2026
Heap-based buffer overflow in Windows File Server allows an authorized attacker to elevate privileges locally.
Heap-based Buffer Overflow
Mar 2026: Push message Routing Service Elevation of Privilege Vulnerability
CVE-2026-24282
5.5 - Medium
- March 10, 2026
Out-of-bounds read in Push Message Routing Service allows an authorized attacker to disclose information locally.
Out-of-bounds Read
Mar 2026: Windows Resilient File System (ReFS) Elevation of Privilege Vulnerability
CVE-2026-23673
7.8 - High
- March 10, 2026
Out-of-bounds read in Windows Resilient File System (ReFS) allows an authorized attacker to elevate privileges locally.
Out-of-bounds Read
Mar 2026: Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerabili
CVE-2026-23672
7.8 - High
- March 10, 2026
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
Out-of-bounds Read
Mar 2026: Windows Bluetooth RFCOM Protocol Driver Elevation of Privilege Vulnerability
CVE-2026-23671
7 - High
- March 10, 2026
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth RFCOM Protocol Driver allows an authorized attacker to elevate privileges locally.
Race Condition
Mar 2026: Windows Print Spooler Remote Code Execution Vulnerability
CVE-2026-23669
8.8 - High
- March 10, 2026
Use after free in Windows Print Spooler Components allows an authorized attacker to execute code over a network.
Dangling pointer
Mar 2026: Broadcast DVR Elevation of Privilege Vulnerability
CVE-2026-23667
7 - High
- March 10, 2026
Use after free in Broadcast DVR allows an authorized attacker to elevate privileges locally.
Dangling pointer
Feb 2026: GDI+ Denial of Service Vulnerability
CVE-2026-20846
7.5 - High
- February 10, 2026
Buffer over-read in Windows GDI+ allows an unauthorized attacker to deny service over a network.
Buffer Over-read
Feb 2026: Windows Kernel Information Disclosure Vulnerability
CVE-2026-21222
5.5 - Medium
- February 10, 2026
Insertion of sensitive information into log file in Windows Kernel allows an authorized attacker to disclose information locally.
Insertion of Sensitive Information into Log File
Feb 2026: Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-21231
7.8 - High
- February 10, 2026
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an authorized attacker to elevate privileges locally.
Race Condition
Feb 2026: Windows HTTP.sys Elevation of Privilege Vulnerability
CVE-2026-21232
7.8 - High
- February 10, 2026
Untrusted pointer dereference in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
Untrusted Pointer Dereference
Feb 2026: Windows Subsystem for Linux Elevation of Privilege Vulnerability
CVE-2026-21237
7 - High
- February 10, 2026
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.
Race Condition
Feb 2026: Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2026-21238
7.8 - High
- February 10, 2026
Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Authorization
Feb 2026: Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-21239
7.8 - High
- February 10, 2026
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
Heap-based Buffer Overflow
Feb 2026: Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2026-21241
7 - High
- February 10, 2026
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Dangling pointer
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