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-2026-83874High· 8.8Heap-based buffer overflow in Windows Event Tracing allows an unauthorized attacker to execute code over a network.
Heap-based buffer overflow in Windows Event Tracing allows an unauthorized attacker to execute code over a network.
CVE-2026-83873High· 7.8Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally.
Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally.
CVE-2026-83872High· 7.8Incorrect conversion between numeric types in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
Incorrect conversion between numeric types in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
CVE-2026-83871High· 7.0Heap-based buffer overflow in OpenSSH for Windows allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in OpenSSH for Windows allows an authorized attacker to elevate privileges locally.
CVE-2026-83870Medium· 5.5Out-of-bounds read in Windows Aggregated Data Platform Service allows an authorized attacker to disclose information locally.
Out-of-bounds read in Windows Aggregated Data Platform Service allows an authorized attacker to disclose information locally.
CVE-2026-83869Critical· 9.8Integer underflow (wrap or wraparound) in DNS Server allows an unauthorized attacker to execute code over a network.
Integer underflow (wrap or wraparound) in DNS Server allows an unauthorized attacker to execute code over a network.
CVE-2026-83868High· 7.0Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Bluetooth Driver allows an authorized attacker to elevate privileges locally.
Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Bluetooth Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-83867High· 7.8Heap-based buffer overflow in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
CVE-2026-83866High· 7.0Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-83865Medium· 4.7Relative path traversal in Windows Internet (wininet.dll) allows an authorized attacker to perform tampering locally.
Relative path traversal in Windows Internet (wininet.dll) allows an authorized attacker to perform tampering locally.
CVE-2026-83864Medium· 5.5Improper access control in Windows NTFS allows an authorized attacker to disclose information locally.
Improper access control in Windows NTFS allows an authorized attacker to disclose information locally.
CVE-2026-83863High· 7.8Heap-based buffer overflow in Servicing Stack Updates allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Servicing Stack Updates allows an authorized attacker to elevate privileges locally.
CVE-2026-83861High· 7.8Heap-based buffer overflow in Windows Remote Desktop Protocol allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Remote Desktop Protocol allows an authorized attacker to elevate privileges locally.
CVE-2026-83860High· 7.5Stack-based buffer overflow in Windows GDI allows an unauthorized attacker to deny service over a network.
Stack-based buffer overflow in Windows GDI allows an unauthorized attacker to deny service over a network.
CVE-2026-83859High· 7.8Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally.
Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally.
CVE-2026-83857High· 7.8Use after free in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate privileges locally.
Use after free in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate privileges locally.
CVE-2026-83856High· 7.5Out-of-bounds read in Windows Event Logging Service allows an unauthorized attacker to execute code over a network.
Out-of-bounds read in Windows Event Logging Service allows an unauthorized attacker to execute code over a network.
CVE-2026-83855High· 7.5Integer underflow (wrap or wraparound) in Windows WLAN Service allows an unauthorized attacker to deny service over a network.
Integer underflow (wrap or wraparound) in Windows WLAN Service allows an unauthorized attacker to deny service over a network.
CVE-2026-83854Medium· 5.5Improper access control in Windows Notification allows an authorized attacker to disclose information locally.
Improper access control in Windows Notification allows an authorized attacker to disclose information locally.
CVE-2026-83853High· 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-2026-83852High· 7.0Use after free in Windows Bind Filter Driver allows an authorized attacker to elevate privileges locally.
Use after free in Windows Bind Filter Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-83851High· 8.8Heap-based buffer overflow in Windows Partition Management Driver allows an unauthorized attacker to elevate privileges over a network.
Heap-based buffer overflow in Windows Partition Management Driver allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-83850High· 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-2026-83849Medium· 5.5Out-of-bounds read in Windows Hello allows an authorized attacker to disclose information locally.
Out-of-bounds read in Windows Hello allows an authorized attacker to disclose information locally.
CVE-2026-83848High· 7.8Untrusted pointer dereference in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.
Untrusted pointer dereference in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83847High· 7.8Heap-based buffer overflow in Microsoft Account allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Microsoft Account allows an authorized attacker to elevate privileges locally.
CVE-2026-83846High· 7.0Use after free in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.
Use after free in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.
CVE-2026-83845High· 8.4Improper privilege management in Windows Internet (wininet.dll) allows an authorized attacker to perform spoofing locally.
Improper privilege management in Windows Internet (wininet.dll) allows an authorized attacker to perform spoofing locally.
CVE-2026-83843High· 7.5Out-of-bounds read in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.
Out-of-bounds read in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.
CVE-2026-83842High· 7.0Double free in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
Double free in Windows TCP/IP allows an authorized attacker to elevate privileges locally.