windows_11_version_26h1 vulnerabilities
CVEs whose affected-version data names the windows_11_version_26h1 package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
757 CVEsRSS
CVE-2026-50507Medium· 6.8PoCWindows BitLocker Security Feature Bypass Vulnerability
Missing authentication for critical function in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.
CVE-2026-49160High· 7.5PoCHTTP.sys Denial of Service Vulnerability
Uncontrolled resource consumption in HTTP/2 allows an unauthorized attacker to deny service over a network.
CVE-2026-42837High· 7.8Windows Projected File System Elevation of Privilege Vulnerability
Out-of-bounds read in Windows Projected File System Filter Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-42836High· 7.0Windows Function Discovery Service (fdwsd.dll) Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.
CVE-2026-42904Critical· 9.6Windows TCP/IP Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows TCP/IP allows an unauthorized attacker to elevate privileges over an adjacent network.
CVE-2026-42903Medium· 6.5Windows Kerberos Denial of Service Vulnerability
Null pointer dereference in Windows Kerberos allows an authorized attacker to deny service over a network.
CVE-2026-42906Medium· 5.5Windows Shell Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to disclose information locally.
CVE-2026-42905High· 7.8Windows DWM Core Library Elevation of Privilege Vulnerability
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
CVE-2026-42908High· 7.5Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability
Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a network.
CVE-2026-42907Medium· 6.5Windows Shell Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to disclose information over a network.
CVE-2026-42911High· 7.0Windows 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.
CVE-2026-42909High· 7.5Remote Desktop Client Remote Code Execution Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
CVE-2026-42916High· 7.8NT OS Kernel Elevation of Privilege Vulnerability
Integer overflow or wraparound in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-42913High· 7.5Remote Desktop Client Remote Code Execution Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
CVE-2026-42912High· 7.0Windows Telephony Service Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
CVE-2026-42968Medium· 5.5Windows Telephony Server Information Disclosure Vulnerability
Out-of-bounds read in Windows Telephony Service allows an authorized attacker to disclose information locally.
CVE-2026-42915Medium· 5.5Microsoft Windows VMSwitch Denial of Service Vulnerability
Incorrect calculation of buffer size in Windows VMSwitch allows an authorized attacker to deny service locally.
CVE-2026-42972Medium· 5.5Windows Hyper-V Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Hyper-V allows an authorized attacker to disclose information locally.
CVE-2026-42971Medium· 5.5Windows Push Notification Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.
CVE-2026-42969Medium· 5.5Windows Push Notification Information Disclosure Vulnerability
Use of uninitialized resource in Windows Push Notifications allows an authorized attacker to disclose information locally.
CVE-2026-42973Medium· 5.5Windows Push Notification Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.
CVE-2026-42970Medium· 5.5Windows Push Notification Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.
CVE-2026-42984High· 7.0Windows Kernel Elevation of Privilege Vulnerability
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-42981High· 8.1Windows Performance Monitor Remote Code Execution Vulnerability
Integer underflow (wrap or wraparound) in Windows Performance Monitor allows an unauthorized attacker to execute code over a network.
CVE-2026-42986High· 7.8Microsoft Graphics Component Elevation of Privilege Vulnerability
Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
CVE-2026-42974High· 8.1Windows Performance Monitor Remote Code Execution Vulnerability
Integer overflow or wraparound in Windows Performance Monitor allows an unauthorized attacker to execute code over a network.
CVE-2026-42978High· 7.8PoCWindows Push Notifications Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
CVE-2026-42977High· 7.8Windows Push Notifications Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
CVE-2026-42979High· 7.8Windows Push Notifications Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
CVE-2026-44809High· 7.8Windows Common Log File System Driver Elevation of Privilege Vulnerability
Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.