windows_10_version_21h2 vulnerabilities
CVEs whose affected-version data names the windows_10_version_21h2 package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
1103 CVEsRSS
CVE-2026-83671Medium· 6.5Out-of-bounds read in Windows Hyper-V allows an authorized attacker to disclose information locally.
Out-of-bounds read in Windows Hyper-V allows an authorized attacker to disclose information locally.
CVE-2026-83670High· 7.5Out-of-bounds read in Function Discovery Service (fdwsd.dll) allows an unauthorized attacker to disclose information over a network.
Out-of-bounds read in Function Discovery Service (fdwsd.dll) allows an unauthorized attacker to disclose information over a network.
CVE-2026-83669High· 7.8Use of uninitialized resource in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
Use of uninitialized resource in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
CVE-2026-83668Medium· 5.5Out-of-bounds read in Windows WLAN Service allows an authorized attacker to disclose information locally.
Out-of-bounds read in Windows WLAN Service allows an authorized attacker to disclose information locally.
CVE-2026-83667Medium· 6.5Out-of-bounds read in Active Directory Domain Services allows an authorized attacker to deny service over a network.
Out-of-bounds read in Active Directory Domain Services allows an authorized attacker to deny service over a network.
CVE-2026-83664Medium· 5.5Access of resource using incompatible type ('type confusion') in Windows Portable Device File System Driver allows an authorized attacker to disclose information locally.
Access of resource using incompatible type ('type confusion') in Windows Portable Device File System Driver allows an authorized attacker to disclose information locally.
CVE-2026-83659High· 7.8Improper link resolution before file access ('link following') in Windows User Profile Service allows an authorized attacker to elevate privileges locally.
Improper link resolution before file access ('link following') in Windows User Profile Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83658Medium· 5.5Improper access control in Windows Error Reporting allows an authorized attacker to disclose information locally.
Improper access control in Windows Error Reporting allows an authorized attacker to disclose information locally.
CVE-2026-83656Medium· 4.7Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.
Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.
CVE-2026-83655High· 7.5Out-of-bounds read in Network Policy Server (NPS) allows an unauthorized attacker to deny service over a network.
Out-of-bounds read in Network Policy Server (NPS) allows an unauthorized attacker to deny service over a network.
CVE-2026-83654High· 7.8Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
CVE-2026-83652High· 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-2026-83651Medium· 6.5Out-of-bounds read in Windows GDI allows an unauthorized attacker to disclose information over a network.
Out-of-bounds read in Windows GDI allows an unauthorized attacker to disclose information over a network.
CVE-2026-83650High· 7.8Heap-based buffer overflow in Windows Media allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Media allows an authorized attacker to elevate privileges locally.
CVE-2026-83649Medium· 6.5Out-of-bounds read in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.
Out-of-bounds read in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.
CVE-2026-83648Medium· 6.5Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.
Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.
CVE-2026-83647High· 7.5Out-of-bounds read in Active Directory Domain Services allows an unauthorized attacker to deny service over a network.
Out-of-bounds read in Active Directory Domain Services allows an unauthorized attacker to deny service over a network.
CVE-2026-83644High· 7.0Use after free in Windows Audio Service allows an authorized attacker to elevate privileges locally.
Use after free in Windows Audio Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83643High· 8.8Stack-based buffer overflow in Windows Error Reporting allows an unauthorized attacker to execute code over a network.
Stack-based buffer overflow in Windows Error Reporting allows an unauthorized attacker to execute code over a network.
CVE-2026-83641High· 7.8Heap-based buffer overflow in Windows Media allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Media allows an authorized attacker to elevate privileges locally.
CVE-2026-83640High· 7.8Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
CVE-2026-83639High· 7.8Heap-based buffer overflow in Windows Sensor Data Service allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows Sensor Data Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83638High· 7.8Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-83637High· 7.8Out-of-bounds read in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
Out-of-bounds read in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
CVE-2026-83636Medium· 6.5Null pointer dereference in Windows Hyper-V allows an authorized attacker to deny service locally.
Null pointer dereference in Windows Hyper-V allows an authorized attacker to deny service locally.
CVE-2026-83588High· 7.8Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges locally.
Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-83587High· 7.8Untrusted pointer dereference in Windows Core Messaging allows an authorized attacker to elevate privileges locally.
Untrusted pointer dereference in Windows Core Messaging allows an authorized attacker to elevate privileges locally.
CVE-2026-83585High· 7.8Use of externally-controlled format string in Windows NTFS allows an authorized attacker to elevate privileges locally.
Use of externally-controlled format string in Windows NTFS allows an authorized attacker to elevate privileges locally.
CVE-2026-83584High· 7.0Use after free in Windows Smart Card allows an authorized attacker to elevate privileges locally.
Use after free in Windows Smart Card allows an authorized attacker to elevate privileges locally.
CVE-2026-83583High· 7.8Improper access control in Windows Geotag Broker allows an authorized attacker to elevate privileges locally.
Improper access control in Windows Geotag Broker allows an authorized attacker to elevate privileges locally.