Windows 11 version 26H1 vulnerabilities
259 known vulnerabilities in Windows 11 version 26H1 from Microsoft. 257 are rated high or critical, and 10 have been exploited in real attacks. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.
Latest first
- 7.0 High severity
Windows 10 Version 1607: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
- 7.8 High severity
Windows 10 Version 21H2: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
- 7.8 High severity
Windows 10 Version 1607: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
- 7.8 High severity
Windows 10 Version 1607: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
- 7.0 High severity
Windows 11 version 23H2: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Applocker Filter Driver (applockerfltr.sys) allows an authorized attacker to elevate privileges locally.
- 7.0 High severity
Windows 10 Version 1607: Improper Validation of Specified Type of Input
Improper validation of specified type of input in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
- 8.8 High severity
Windows 10 Version 1607: Improper Restriction of Names for Files and Other Resources
Improper restriction of names for files and other resources in Active Directory Domain Services allows an authorized attacker to elevate privileges over a network.
- 7.0 High severity
Windows 10 Version 1607: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
- 7.0 High severity
Windows 10 Version 1607: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
- 7.8 High severity
Windows 10 Version 1607: Incorrect Permission Assignment for Critical Resource
Incorrect permission assignment for critical resource in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to elevate privileges locally.
- 7.0 High severity
Windows 10 Version 1607: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth RFCOM Protocol Driver allows an authorized attacker to elevate privileges locally.
- 7.8 High severity
Microsoft Windows Improper Privilege Management Exploited
Improper privilege management in Windows Remote Desktop allows an authorized attacker to elevate privileges locally.
- 6.2 Medium severity
Microsoft Windows NULL Pointer Dereference Exploited
Null pointer dereference in Windows Remote Access Connection Manager allows an unauthorized attacker to deny service locally.
- 7.8 High severity
Microsoft Windows Type Confusion Exploited
Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
- 8.8 High severity
Microsoft MSHTML Framework Protection Mechanism Failure Exploited
Protection mechanism failure in MSHTML Framework allows an unauthorized attacker to bypass a security feature over a network.
- 8.8 High severity
Microsoft Windows Shell Protection Mechanism Failure Exploited
Protection mechanism failure in Windows Shell allows an unauthorized attacker to bypass a security feature over a network.
- 7.0 High severity
Windows 10 Version 21H2: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.
- 7.0 High severity
Windows 10 Version 1809: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Connected Devices Platform Service allows an authorized attacker to elevate privileges locally.
- 7.8 High severity
Windows 10 Version 1607: Concurrent Execution using Shared Resource with Improper Synchronization
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an authorized attacker to elevate privileges locally.