Microsoft Windows 10 21H2 vulnerabilities
3,366 known vulnerabilities affecting microsoft/windows_10_21h2.
Total CVEs
3,366
CISA KEV
91
actively exploited
Public exploits
55
Exploited in wild
102
Severity breakdown
CRITICAL110HIGH2419MEDIUM828LOW9
Vulnerabilities
Page 44 of 169
CVE-2026-96217P3HIGHCVSS 7.8fixed in 10.0.19044.78072026-10-13
CVE-2026-96217 [HIGH] CWE-122 CVE-2026-96217: Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges local
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-33841P3HIGHCVSS 7.8fixed in 10.0.19044.72912026-05-12
CVE-2026-33841 [HIGH] CWE-122 CVE-2026-33841: Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges loc
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-26180P3HIGHCVSS 7.8fixed in 10.0.19044.71842026-04-14
CVE-2026-26180 [HIGH] CWE-122 CVE-2026-26180: Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges loc
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-50375P3HIGHCVSS 7.8fixed in 10.0.19044.75482026-07-14
CVE-2026-50375 [HIGH] CWE-122 CVE-2026-50375: Heap-based buffer overflow in Windows DirectX allows an authorized attacker to elevate privileges lo
Heap-based buffer overflow in Windows DirectX allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-58726P3HIGHCVSS 7.5fixed in 10.0.19044.64562025-10-14
CVE-2025-58726 [HIGH] CWE-284 CVE-2025-58726: Improper access control in Windows SMB Server allows an authorized attacker to elevate privileges ov
Improper access control in Windows SMB Server allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2024-26158P3HIGHCVSS 7.8fixed in 10.0.19044.42912024-04-09
CVE-2024-26158 [HIGH] CWE-59 CVE-2024-26158: Microsoft Install Service Elevation of Privilege Vulnerability
Microsoft Install Service Elevation of Privilege Vulnerability
nvd
CVE-2026-87711P3HIGHCVSS 7.8fixed in 10.0.19044.78072026-10-13
CVE-2026-87711 [HIGH] CWE-121 CVE-2026-87711: Stack-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges
Stack-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges locally.
nvd
CVE-2024-38244P3HIGHCVSS 7.8fixed in 10.0.19044.48942024-09-10
CVE-2024-38244 [HIGH] CWE-20 CVE-2024-38244: Kernel Streaming Service Driver Elevation of Privilege Vulnerability
Kernel Streaming Service Driver Elevation of Privilege Vulnerability
nvd
CVE-2023-21819P3HIGHCVSS 7.5fixed in 10.0.19044.26042023-02-14
CVE-2023-21819 [HIGH] CWE-125 CVE-2023-21819: Windows Secure Channel Denial of Service Vulnerability
Windows Secure Channel Denial of Service Vulnerability
nvd
CVE-2025-26634P3HIGHCVSS 7.5fixed in 10.0.19044.54872025-03-11
CVE-2025-26634 [HIGH] CWE-122 CVE-2025-26634: Heap-based buffer overflow in Windows Core Messaging allows an authorized attacker to elevate privil
Heap-based buffer overflow in Windows Core Messaging allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2026-69987P3HIGHCVSS 7.5fixed in 10.0.19044.78072026-10-13
CVE-2026-69987 [HIGH] CWE-416 CVE-2026-69987: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-69986P3HIGHCVSS 7.5fixed in 10.0.19044.78072026-10-13
CVE-2026-69986 [HIGH] CWE-416 CVE-2026-69986: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-69991P3HIGHCVSS 7.5fixed in 10.0.19044.78072026-10-13
CVE-2026-69991 [HIGH] CWE-416 CVE-2026-69991: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-69994P3HIGHCVSS 7.5fixed in 10.0.19044.78072026-10-13
CVE-2026-69994 [HIGH] CWE-416 CVE-2026-69994: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-69984P3HIGHCVSS 7.5fixed in 10.0.19044.78072026-10-13
CVE-2026-69984 [HIGH] CWE-416 CVE-2026-69984: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-69995P3HIGHCVSS 7.5fixed in 10.0.19044.78072026-10-13
CVE-2026-69995 [HIGH] CWE-416 CVE-2026-69995: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-69998P3HIGHCVSS 7.5fixed in 10.0.19044.78072026-10-13
CVE-2026-69998 [HIGH] CWE-416 CVE-2026-69998: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-70004P3HIGHCVSS 7.5fixed in 10.0.19044.78072026-10-13
CVE-2026-70004 [HIGH] CWE-416 CVE-2026-70004: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-69996P3HIGHCVSS 7.5fixed in 10.0.19044.78072026-10-13
CVE-2026-69996 [HIGH] CWE-416 CVE-2026-69996: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2026-70012P3HIGHCVSS 7.5fixed in 10.0.19044.78072026-10-13
CVE-2026-70012 [HIGH] CWE-416 CVE-2026-70012: Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd