windows_11_version_26h2 vulnerabilities
CVEs whose affected-version data names the windows_11_version_26h2 package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
979 CVEsRSS
CVE-2026-83841High· 7.0Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-83840High· 7.8Weak authentication in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
Weak authentication in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
CVE-2026-83839High· 7.0Time-of-check time-of-use (toctou) race condition in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
Time-of-check time-of-use (toctou) race condition in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
CVE-2026-83838High· 8.0Integer underflow (wrap or wraparound) in Windows Bluetooth A2DP driver allows an authorized attacker to elevate privileges over an adjacent network.
Integer underflow (wrap or wraparound) in Windows Bluetooth A2DP driver allows an authorized attacker to elevate privileges over an adjacent network.
CVE-2026-83836High· 7.8Heap-based buffer overflow in Windows Event Tracing allows an unauthorized attacker to execute code locally.
Heap-based buffer overflow in Windows Event Tracing allows an unauthorized attacker to execute code locally.
CVE-2026-83835Medium· 5.5Buffer over-read in Windows Common Log File System Driver allows an authorized attacker to disclose information locally.
Buffer over-read in Windows Common Log File System Driver allows an authorized attacker to disclose information locally.
CVE-2026-83834High· 7.0Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
CVE-2026-83833High· 7.8Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-83832High· 7.8Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.
Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.
CVE-2026-83830High· 7.8Heap-based buffer overflow in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83829High· 7.8Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.
CVE-2026-83828High· 7.8Heap-based buffer overflow in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.
CVE-2026-83827High· 7.0Heap-based buffer overflow in Windows Bluetooth Port Driver allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Bluetooth Port Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-83826High· 7.8Untrusted pointer dereference in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
Untrusted pointer dereference in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
CVE-2026-83798Medium· 5.5Improper verification of cryptographic signature in Windows Update Stack allows an authorized attacker to perform spoofing locally.
Improper verification of cryptographic signature in Windows Update Stack allows an authorized attacker to perform spoofing locally.
CVE-2026-83797High· 8.8Out-of-bounds read in Windows Partition Management Driver allows an unauthorized attacker to execute code over a network.
Out-of-bounds read in Windows Partition Management Driver allows an unauthorized attacker to execute code over a network.
CVE-2026-83796High· 7.8Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-83795High· 7.5Heap-based buffer overflow in Windows IKE Extension allows an unauthorized attacker to deny service over a network.
Heap-based buffer overflow in Windows IKE Extension allows an unauthorized attacker to deny service over a network.
CVE-2026-83794Medium· 5.5Out-of-bounds read in Windows Portable Device MTP Driver allows an authorized attacker to disclose information locally.
Out-of-bounds read in Windows Portable Device MTP Driver allows an authorized attacker to disclose information locally.
CVE-2026-83793High· 7.0Improper link resolution before file access ('link following') in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally.
Improper link resolution before file access ('link following') in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83792High· 7.8Incorrect authorization in Windows Device Install Service allows an authorized attacker to elevate privileges locally.
Incorrect authorization in Windows Device Install Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83791High· 7.8Improper authorization in Windows Virtual Input allows an authorized attacker to elevate privileges locally.
Improper authorization in Windows Virtual Input allows an authorized attacker to elevate privileges locally.
CVE-2026-83790High· 7.0Use after free in Windows Hello allows an authorized attacker to elevate privileges locally.
Use after free in Windows Hello allows an authorized attacker to elevate privileges locally.
CVE-2026-83789High· 8.8Heap-based buffer overflow in Windows SMB Client allows an unauthorized attacker to elevate privileges over a network.
Heap-based buffer overflow in Windows SMB Client allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-83788Medium· 4.6Buffer over-read in Windows RNDIS allows an unauthorized attacker to disclose information with a physical attack.
Buffer over-read in Windows RNDIS allows an unauthorized attacker to disclose information with a physical attack.
CVE-2026-83786Medium· 4.7Generation of error message containing sensitive information in Windows NTFS allows an authorized attacker to disclose information locally.
Generation of error message containing sensitive information in Windows NTFS allows an authorized attacker to disclose information locally.
CVE-2026-83785High· 7.0Use after free in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.
Use after free in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83784High· 8.8Absolute path traversal in Windows Encrypting File System (EFS) allows an authorized attacker to elevate privileges over a network.
Absolute path traversal in Windows Encrypting File System (EFS) allows an authorized attacker to elevate privileges over a network.
CVE-2026-83783High· 7.8Heap-based buffer overflow in Windows Management Instrumentation allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Management Instrumentation allows an authorized attacker to elevate privileges locally.
CVE-2026-83782Critical· 9.8Heap-based buffer overflow in Windows Shell allows an unauthorized attacker to execute code over a network.
Heap-based buffer overflow in Windows Shell allows an unauthorized attacker to execute code over a network.