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Microsoft Windows 11 version 21H2 vulnerabilities

575 known vulnerabilities, 1 confirmed exploited in the wild (CISA KEV), 0 published in the last 12 months.

Check whether your Microsoft Windows 11 version 21H2 version is affected

Exploited Microsoft Windows 11 version 21H2 vulnerabilities

• CVE-2021-40449 — Microsoft Windows Win32k Privilege Escalation Vulnerability

Latest Microsoft Windows 11 version 21H2 vulnerabilities

• CVE-2024-6769 — Medium to High Integrity Privilege Escalation in Microsoft Windows (CVSS 6.7)
• CVE-2024-6768 — Denial of Service in CLFS.sys (CVSS 6.8)
• CVE-2023-44216 — (CVSS 5.3)
• CVE-2023-21776 — Windows Kernel Information Disclosure Vulnerability (CVSS 5.5)
• CVE-2023-21771 — Windows Local Session Manager (LSM) Elevation of Privilege Vulnerability (CVSS 7.0)
• CVE-2023-21768 — Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2023-21767 — Windows Overlay Filter Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2023-21766 — Windows Overlay Filter Information Disclosure Vulnerability (CVSS 4.7)
• CVE-2023-21765 — Windows Print Spooler Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2023-21760 — Windows Print Spooler Elevation of Privilege Vulnerability (CVSS 7.1)
• CVE-2023-21759 — Windows Smart Card Resource Management Server Security Feature Bypass Vulnerability (CVSS 3.3)
• CVE-2023-21758 — Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability (CVSS 7.5)
• CVE-2023-21757 — Windows Layer 2 Tunneling Protocol (L2TP) Denial of Service Vulnerability (CVSS 7.5)
• CVE-2023-21752 — Windows Backup Service Elevation of Privilege Vulnerability (CVSS 7.1)
• CVE-2023-21746 — Windows NTLM Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2023-21558 — Windows Error Reporting Service Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2022-44710 — DirectX Graphics Kernel Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2022-44707 — Windows Kernel Denial of Service Vulnerability (CVSS 6.5)
• CVE-2022-44697 — Windows Graphics Component Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2022-44689 — Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2022-44683 — Windows Kernel Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2022-44682 — Windows Hyper-V Denial of Service Vulnerability (CVSS 6.8)
• CVE-2022-44681 — Windows Print Spooler Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2022-44680 — Windows Graphics Component Elevation of Privilege Vulnerability (CVSS 7.8)
• CVE-2022-44679 — Windows Graphics Component Information Disclosure Vulnerability (CVSS 6.5)