windows_10_21h2 vulnerabilities
CVEs whose affected-version data names the windows_10_21h2 package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
711 CVEsRSS
CVE-2026-68834High· 8.0Stack-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges over a network.
Stack-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges over a network.
CVE-2026-68833Medium· 6.8Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code with a physical attack.
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code with a physical attack.
CVE-2026-68832High· 7.8Integer overflow or wraparound in Windows NTFS allows an authorized attacker to elevate privileges locally.
Integer overflow or wraparound in Windows NTFS allows an authorized attacker to elevate privileges locally.
CVE-2026-68831Medium· 5.5Files or directories accessible to external parties in Windows Defender Firewall Service allows an authorized attacker to disclose information locally.
Files or directories accessible to external parties in Windows Defender Firewall Service allows an authorized attacker to disclose information locally.
CVE-2026-68830Medium· 5.5Improper link resolution before file access ('link following') in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to disclose information locally.
Improper link resolution before file access ('link following') in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to disclose information locally.
CVE-2026-68827High· 8.0Integer underflow (wrap or wraparound) in Windows GDI+ allows an authorized attacker to elevate privileges over a network.
Integer underflow (wrap or wraparound) in Windows GDI+ allows an authorized attacker to elevate privileges over a network.
CVE-2026-68824High· 7.0Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Connected User Experiences and Telemetry allows an authorized attacker to elevate privileges locally.
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Connected User Experiences and Telemetry allows an authorized attacker to elevate privileges locally.
CVE-2026-62706High· 8.8Out-of-bounds read in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.
Out-of-bounds read in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.
CVE-2026-62694High· 7.0Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.
Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.
CVE-2026-62801Medium· 6.5Improper limitation of a pathname to a restricted directory ('path traversal') in Windows PowerShell allows an unauthorized attacker to bypass a security feature over a network.
Improper limitation of a pathname to a restricted directory ('path traversal') in Windows PowerShell allows an unauthorized attacker to bypass a security feature over a network.
CVE-2026-50349High· 7.0Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
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.
CVE-2026-56177High· 7.8Use after free in Windows Server allows an authorized attacker to elevate privileges locally.
Use after free in Windows Server allows an authorized attacker to elevate privileges locally.
CVE-2026-62759High· 7.5Authentication bypass by spoofing in Windows Netlogon allows an unauthorized attacker to perform spoofing over an adjacent network.
Authentication bypass by spoofing in Windows Netlogon allows an unauthorized attacker to perform spoofing over an adjacent network.
CVE-2026-62697High· 7.8Use after free in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
Use after free in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
CVE-2026-56172High· 7.8Use after free in Windows VHD miniport driver allows an authorized attacker to elevate privileges locally.
Use after free in Windows VHD miniport driver allows an authorized attacker to elevate privileges locally.
CVE-2026-62727High· 7.0Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
CVE-2026-62721High· 7.8Insufficient granularity of access control in User-Mode Power Service (UMPS) allows an authorized attacker to elevate privileges locally.
Insufficient granularity of access control in User-Mode Power Service (UMPS) allows an authorized attacker to elevate privileges locally.
CVE-2026-65795Medium· 6.7Relative path traversal in Windows DNS allows an authorized attacker to elevate privileges locally.
Relative path traversal in Windows DNS allows an authorized attacker to elevate privileges locally.
CVE-2026-62719High· 7.8Heap-based buffer overflow in Windows Message Queuing allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Message Queuing allows an authorized attacker to elevate privileges locally.
CVE-2026-62717High· 7.8Heap-based buffer overflow in Windows Message Queuing allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Message Queuing allows an authorized attacker to elevate privileges locally.
CVE-2026-62713High· 7.8Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-62712High· 7.8Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-62711High· 7.8Use 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-2026-62710High· 7.8Heap-based buffer overflow in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
CVE-2026-62709Medium· 5.5Use of uninitialized resource in Windows GDI+ allows an authorized attacker to disclose information locally.
Use of uninitialized resource in Windows GDI+ allows an authorized attacker to disclose information locally.
CVE-2026-62707High· 7.8Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
CVE-2026-62703Medium· 5.5Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to disclose information locally.
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to disclose information locally.
CVE-2026-62701High· 7.8Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
CVE-2026-62700High· 7.8Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.
CVE-2026-62699Medium· 6.8Null pointer dereference in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to execute code locally.
Null pointer dereference in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to execute code locally.