← Back

Windows 10 21h2

windows_10_21h2

Vendor: Microsoft • 2,495 CVEs

CVEs (2,495)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Sensitive data storage in improperly locked memory in Windows Kernel allows an authorized attacker to elevate privileges locally.
1Microsoft
8Windows 10 1809
Windows 10 21h2Windows 10 22h2+5 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
5.1 MEDIUM· v3
N/A· v2
Automated recognition mechanism with inadequate detection or handling of adversarial input perturbations in Windows Hello allows an unauthorized attacker to perform spoofing locally.
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
Uncontrolled resource consumption in Windows Cryptographic Services allows an unauthorized attacker to deny service over a network.
1Microsoft
9Windows 10 1809
Windows 10 21h2Windows 10 22h2+6 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.0 HIGH· v3
N/A· v2
Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally.
1Microsoft
8Windows 10 21h2
Windows 10 22h2Windows 11 22h2+5 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Integer overflow or wraparound in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.
1Microsoft
8Windows 10 1809
Windows 10 21h2Windows 10 22h2+5 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Weak authentication in Windows Hello allows an authorized attacker to bypass a security feature over a network.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
1Microsoft
13Windows 10 1507
Windows 10 1607Windows 10 1809+10 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
1Microsoft
8Windows 10 21h2
Windows 10 22h2Windows 11 22h2+5 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
8.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
8.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
8.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Improper access control in Windows NTFS allows an authorized attacker to disclose file path information under a folder where the attacker doesn't have permission to list content.
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Apr 8, 2025
N/A· v4
7.0 HIGH· v3
N/A· v2
Time-of-check time-of-use (toctou) race condition in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.
1Microsoft
16Remote Desktop Client
Windows 10 1507Windows 10 1607+13 more
Jun 17, 2026
Mar 11, 2025
N/A· v4
8.8 HIGH· v3
N/A· v2
Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
1Microsoft
12Windows 10 1507
Windows 10 1607Windows 10 21h2+9 more
Jun 17, 2026
Mar 11, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
Heap-based buffer overflow in Windows Core Messaging allows an authorized attacker to elevate privileges over a network.
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Aug 5, 2026
Mar 11, 2025
N/A· v4
7.0 HIGH· v3
N/A· v2
Improper neutralization in Microsoft Management Console allows an unauthorized attacker to bypass a security feature locally.