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Microsoft Windows 10 Version 21H2 vulnerabilities

511 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 972 published in the last 12 months.

Check whether your Microsoft Windows 10 Version 21H2 version is affected

Exploited Microsoft Windows 10 Version 21H2 vulnerabilities

• CVE-2026-96951 — Windows Shell Security Feature Bypass Vulnerability

Latest Microsoft Windows 10 Version 21H2 vulnerabilities

• CVE-2026-97844 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97843 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97842 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97841 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97840 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97839 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97838 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97837 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97836 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97835 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97834 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97833 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97832 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97831 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97829 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97828 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97827 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97826 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97825 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97824 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97823 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97822 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97821 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97820 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-97819 — Role: DNS Server Information Disclosure Vulnerability (CVSS 6.5)