Microsoft Windows 10 21H2 vulnerabilities

1,584 known vulnerabilities affecting microsoft/windows_10_21h2.

Total CVEs
1,584
CISA KEV
86
actively exploited
Public exploits
31
Exploited in wild
55
Severity breakdown
CRITICAL39HIGH1118MEDIUM421LOW6

Vulnerabilities

Page 22 of 80
CVE-2025-47985HIGHCVSS 7.8fixed in 10.0.19044.60932025-07-08
CVE-2025-47985 [HIGH] CWE-822 CVE-2025-47985: Untrusted pointer dereference in Windows Event Tracing allows an authorized attacker to elevate priv Untrusted pointer dereference in Windows Event Tracing allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-49740HIGHCVSS 8.8fixed in 10.0.19044.60932025-07-08
CVE-2025-49740 [HIGH] CWE-693 CVE-2025-49740: Protection mechanism failure in Windows SmartScreen allows an unauthorized attacker to bypass a secu Protection mechanism failure in Windows SmartScreen allows an unauthorized attacker to bypass a security feature over a network.
nvd
CVE-2025-49733HIGHCVSS 7.8fixed in 10.0.19044.60932025-07-08
CVE-2025-49733 [HIGH] CWE-416 CVE-2025-49733: Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-49680HIGHCVSS 7.3fixed in 10.0.19044.60932025-07-08
CVE-2025-49680 [HIGH] CWE-59 CVE-2025-49680: Improper link resolution before file access ('link following') in Windows Performance Recorder allow Improper link resolution before file access ('link following') in Windows Performance Recorder allows an authorized attacker to deny service locally.
nvd
CVE-2025-47987HIGHCVSS 7.8fixed in 10.0.19044.60932025-07-08
CVE-2025-47987 [HIGH] CWE-122 CVE-2025-47987: Heap-based buffer overflow in Windows Cred SSProvider Protocol allows an authorized attacker to elev Heap-based buffer overflow in Windows Cred SSProvider Protocol allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-47986HIGHCVSS 8.8fixed in 10.0.19044.60932025-07-08
CVE-2025-47986 [HIGH] CWE-416 CVE-2025-47986: Use after free in Universal Print Management Service allows an authorized attacker to elevate privil Use after free in Universal Print Management Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-48817HIGHCVSS 8.8fixed in 10.0.19044.60932025-07-08
CVE-2025-48817 [HIGH] CWE-23 CVE-2025-48817: Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code ove Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvd
CVE-2025-49723HIGHCVSS 8.8fixed in 10.0.19044.60932025-07-08
CVE-2025-49723 [HIGH] CWE-862 CVE-2025-49723: Missing authorization in Windows StateRepository API allows an authorized attacker to perform tamper Missing authorization in Windows StateRepository API allows an authorized attacker to perform tampering locally.
nvd
CVE-2025-49686HIGHCVSS 7.8fixed in 10.0.19044.60932025-07-08
CVE-2025-49686 [HIGH] CWE-476 CVE-2025-49686: Null pointer dereference in Windows TCP/IP allows an authorized attacker to elevate privileges local Null pointer dereference in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-49690HIGHCVSS 7.4fixed in 10.0.19044.60932025-07-08
CVE-2025-49690 [HIGH] CWE-362 CVE-2025-49690: Concurrent execution using shared resource with improper synchronization ('race condition') in Capab Concurrent execution using shared resource with improper synchronization ('race condition') in Capability Access Management Service (camsvc) allows an unauthorized attacker to elevate privileges locally.
nvd
CVE-2025-49691HIGHCVSS 8.0fixed in 10.0.19044.60932025-07-08
CVE-2025-49691 [HIGH] CWE-122 CVE-2025-49691: Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over an Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over an adjacent network.
nvd
CVE-2025-49682HIGHCVSS 7.3fixed in 10.0.19044.60932025-07-08
CVE-2025-49682 [HIGH] CWE-416 CVE-2025-49682: Use after free in Windows Media allows an authorized attacker to elevate privileges locally. Use after free in Windows Media allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-49727HIGHCVSS 7.0fixed in 10.0.19044.60932025-07-08
CVE-2025-49727 [HIGH] CWE-122 CVE-2025-49727: Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privile Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-47972HIGHCVSS 8.0fixed in 10.0.19044.60932025-07-08
CVE-2025-47972 [HIGH] CWE-362 CVE-2025-47972: Concurrent execution using shared resource with improper synchronization ('race condition') in Micro Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Input Method Editor (IME) allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2025-49744HIGHCVSS 7.0PoCfixed in 10.0.19044.60932025-07-08
CVE-2025-49744 [HIGH] CWE-122 CVE-2025-49744: Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-49732HIGHCVSS 7.8fixed in 10.0.19044.60932025-07-08
CVE-2025-49732 [HIGH] CWE-122 CVE-2025-49732: Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-48820HIGHCVSS 7.8fixed in 10.0.19044.60932025-07-08
CVE-2025-48820 [HIGH] CWE-59 CVE-2025-48820: Improper link resolution before file access ('link following') in Windows AppX Deployment Service al Improper link resolution before file access ('link following') in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-49679HIGHCVSS 7.8fixed in 10.0.19044.60932025-07-08
CVE-2025-49679 [HIGH] CWE-197 CVE-2025-49679: Numeric truncation error in Windows Shell allows an authorized attacker to elevate privileges locall Numeric truncation error in Windows Shell allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-47971HIGHCVSS 7.8fixed in 10.0.19044.60932025-07-08
CVE-2025-47971 [HIGH] CWE-126 CVE-2025-47971: Buffer over-read in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges l Buffer over-read in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges locally.
nvd
CVE-2025-48806HIGHCVSS 7.8fixed in 10.0.19044.60932025-07-08
CVE-2025-48806 [HIGH] CWE-416 CVE-2025-48806: Use after free in Microsoft MPEG-2 Video Extension allows an authorized attacker to execute code loc Use after free in Microsoft MPEG-2 Video Extension allows an authorized attacker to execute code locally.
nvd