Known vulnerabilities in Microsoft Windows 10 Version 21H2
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CVE list
| CVE | Summary | Score | Published |
|---|---|---|---|
| CVE-2026-70232 | Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an authorized… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-70209 | Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-70236 | Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-70237 | Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges… | 7.0 High | Oct 13, 2026 |
| CVE-2026-70258 | Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over… | 8.8 High | Oct 13, 2026 |
| CVE-2026-70288 | Time-of-check time-of-use (toctou) race condition in Windows Win32 Kernel Subsystem allows an authorized attacker to… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-70072 | Allocation of resources without limits or throttling in Windows Netlogon allows an authorized attacker to deny service… | 6.5 Medium | Oct 13, 2026 |
| CVE-2026-70157 | Heap-based buffer overflow in Windows System Information Console allows an unauthorized attacker to execute code over… | 9.8 Critical | Oct 13, 2026 |
| CVE-2026-70075 | Windows Virtualization-Based Security (VBS) Enclave Security Feature Bypass Vulnerability | 4.4 Medium | Oct 13, 2026 |
| CVE-2026-70199 | Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an authorized… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-70211 | Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-70207 | Heap-based buffer overflow in Network Policy Server (NPS) allows an authorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
| CVE-2026-70230 | Use after free in Windows Audio Service allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-69998 | Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
| CVE-2026-70012 | Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
| CVE-2026-70004 | Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
| CVE-2026-69992 | Use after free in Windows Remote Desktop Services allows an unauthorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
| CVE-2026-70006 | Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
| CVE-2026-69994 | Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
| CVE-2026-70051 | Access of resource using incompatible type ('type confusion') in Windows SmartScreen allows an authorized attacker to… | 7.8 High | Oct 13, 2026 |
| CVE-2026-70055 | Exposure of sensitive system information to an unauthorized control sphere in Windows Cryptographic Services allows an… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-70067 | Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-62687 | Improper link resolution before file access ('link following') in Windows Backup Engine allows an authorized attacker to… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-69880 | Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to… | 7.8 High | Oct 13, 2026 |
| CVE-2026-69984 | Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
Other Microsoft products
Windows Server 2019 5745
Windows Server 2019 (Server Core installation) 5648
Windows 10 Version 1809 5349
Windows Server 2022 5112
Windows Server 2016 5051
Windows Server 2016 (Server Core installation) 4847
Windows 10 Version 1607 4535
Windows Server 2012 R2 4103
Windows 10 Version 22H2 4041
Windows Server 2012 R2 (Server Core installation) 3958
Windows Server 2012 3865
Windows Server 2012 (Server Core installation) 3732