Microsoft Defender vulnerabilities

• microsoft windows defender Microsoft Defender Information Disclosure Vulnerability CVE-2026-70264 5.5 MediumOctober 13, 2026
• microsoft defender for endpoint for windows Microsoft Defender Information Disclosure Vulnerability CVE-2026-105726 5.5 MediumOctober 13, 2026
• microsoft defender for endpoint, defender for endpoint for mac +1 more Microsoft Defender for Endpoint for Mac Information Disclosure Vulnerability CVE-2026-54123 5.5 MediumAugust 11, 2026
• microsoft defender for endpoint, defender for endpoint for mac +1 more Microsoft Defender for Endpoint for Mac Elevation of Privilege Vulnerability CVE-2026-56178 5.5 MediumJuly 14, 2026
• microsoft defender for endpoint, defender for endpoint for mac +1 more Microsoft Defender for Endpoint for Mac Elevation of Privilege Vulnerability CVE-2026-50658 7.0 HighJuly 14, 2026
• microsoft defender for endpoint, defender for endpoint for mac +1 more Microsoft Defender for Endpoint for Mac Information Disclosure Vulnerability CVE-2026-50657 Public exploit 4.7 MediumJuly 14, 2026
• microsoft defender for endpoint, defender for endpoint for mac +1 more Microsoft Defender for Endpoint for Mac Elevation of Privilege Vulnerability CVE-2026-45647 5.5 MediumJune 9, 2026
• microsoft defender, malware protection engine +1 more Microsoft Defender Elevation of Privilege Vulnerability CVE-2026-41091 In KEVPublic exploit 7.8 HighMay 20, 2026
• microsoft defender, defender antimalware platform +1 more Microsoft Defender Denial of Service Vulnerability CVE-2026-45498 In KEVPublic exploit EPSS 63.1% 4.0 MediumMay 20, 2026
• microsoft defender, defender antimalware platform +1 more Microsoft Defender Elevation of Privilege Vulnerability CVE-2026-33825 In KEVPublic exploit 7.8 HighApril 14, 2026
• microsoft defender for endpoint, defender for endpoint for linux +1 more Microsoft Defender for Endpoint Linux Extension Remote Code Execution Vulnerability CVE-2026-21537 8.8 HighFebruary 10, 2026
• microsoft 365 defender portal Microsoft Defender Portal Spoofing Vulnerability CVE-2025-62459 8.3 HighNovember 20, 2025
• microsoft defender for endpoint, defender for endpoint for linux +1 more Microsoft Defender for Linux Denial of Service Vulnerability CVE-2025-59497 7.0 HighOctober 14, 2025
• microsoft defender for endpoint, defender for endpoint for linux +1 more Microsoft Defender for Endpoint Elevation of Privilege Vulnerability CVE-2025-47161 Public exploit 7.8 HighMay 15, 2025
• microsoft defender for identity Microsoft Defender for Identity Spoofing Vulnerability CVE-2025-26685 6.5 MediumMay 13, 2025
• microsoft defender for endpoint, defender for endpoint for linux +1 more Microsoft Defender Elevation of Privilege Vulnerability CVE-2025-26684 6.7 MediumMay 13, 2025
• microsoft defender for endpoint, defender for endpoint for windows +1 more Windows Defender Information Disclosure Vulnerability CVE-2024-49071 6.5 MediumDecember 12, 2024
• microsoft defender for endpoint, defender for endpoint for android +1 more Microsoft Defender for Endpoint on Android Spoofing Vulnerability CVE-2024-49057 8.1 HighDecember 10, 2024
• microsoft defender for endpoint, defender for endpoint for linux +1 more Microsoft Defender for Endpoint for Linux Spoofing Vulnerability CVE-2024-43614 5.5 MediumOctober 8, 2024
• microsoft defender for iot Microsoft Defender for IoT Elevation of Privilege Vulnerability CVE-2024-38089 9.1 CriticalJuly 9, 2024
• microsoft defender for iot Microsoft Defender for IoT Elevation of Privilege Vulnerability CVE-2024-29055 7.2 HighApril 9, 2024
• microsoft defender for iot Microsoft Defender for IoT Elevation of Privilege Vulnerability CVE-2024-29054 7.2 HighApril 9, 2024
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2024-29053 8.8 HighApril 9, 2024
• microsoft defender for iot Microsoft Defender for IoT Elevation of Privilege Vulnerability CVE-2024-21324 7.2 HighApril 9, 2024
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2024-21323 8.8 HighApril 9, 2024
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2024-21322 7.2 HighApril 9, 2024
• microsoft windows defender antimalware platform Microsoft Defender Security Feature Bypass Vulnerability CVE-2024-20671 5.5 MediumMarch 12, 2024
• microsoft defender for endpoint, defender for endpoint for windows +1 more Microsoft Defender for Endpoint Protection Elevation of Privilege Vulnerability CVE-2024-21315 7.8 HighFebruary 13, 2024
• microsoft windows defender, windows defender antimalware platform +1 more Microsoft Windows Defender Elevation of Privilege Vulnerability CVE-2023-36422 7.8 HighNovember 14, 2023
• microsoft defender security intelligence updates, windows defender security intelligence updates +1 more Windows Defender Attack Surface Reduction Security Feature Bypass CVE-2023-38163 7.8 HighSeptember 12, 2023
• microsoft windows defender, windows defender antimalware platform +1 more Microsoft Windows Defender Elevation of Privilege Vulnerability CVE-2023-38175 7.8 HighAugust 8, 2023
• microsoft defender security intelligence updates Microsoft Defender for Endpoint Security Feature Bypass Vulnerability CVE-2023-21809 7.8 HighFebruary 14, 2023
• microsoft defender for iot Microsoft Defender for IoT Elevation of Privilege Vulnerability CVE-2023-23379 7.8 HighFebruary 14, 2023
• microsoft defender, windows 10 version 1607, windows 10 version 1809 +15 more +17 more Windows SmartScreen Security Feature Bypass Vulnerability CVE-2022-44698 In KEV EPSS 75.0% 5.4 MediumDecember 13, 2022
• microsoft defender for endpoint, defender for endpoint for mac +1 more Microsoft Defender for Endpoint for Mac Elevation of Privilege Vulnerability CVE-2022-35828 7.8 HighSeptember 13, 2022
• microsoft defender for endpoint, defender for endpoint for linux +1 more Microsoft Defender for Endpoint Tampering Vulnerability CVE-2022-33637 6.5 MediumJuly 12, 2022
• microsoft windows defender for endpoint A time-of-check-time-of-use (TOCTOU) race condition vulnerability was found in networkd... CVE-2022-29800 Public exploitFix available 4.7 MediumApril 27, 2022
• microsoft windows defender for endpoint A vulnerability was found in networkd-dispatcher. This flaw exists because no functions are... CVE-2022-29799 Public exploitFix available EPSS 11.8% 5.5 MediumApril 27, 2022
• microsoft defender for endpoint, defender for endpoint edr sensor, defender for endpoint for android +4 more +6 more Microsoft Defender for Endpoint Spoofing Vulnerability CVE-2022-23278 5.9 MediumMarch 9, 2022
• microsoft defender for iot Microsoft Defender for IoT Elevation of Privilege Vulnerability CVE-2022-23266 7.8 HighMarch 9, 2022
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2022-23265 7.2 HighMarch 9, 2022
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2021-43889 7.2 HighDecember 15, 2021
• microsoft defender for iot Microsoft Defender for IoT Information Disclosure Vulnerability CVE-2021-43888 7.5 HighDecember 15, 2021
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2021-43882 9.0 CriticalDecember 15, 2021
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2021-42315 8.8 HighDecember 15, 2021
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2021-42314 8.8 HighDecember 15, 2021
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2021-42313 10.0 CriticalDecember 15, 2021
• microsoft defender for iot Microsoft Defender for IoT Elevation of Privilege Vulnerability CVE-2021-42312 7.8 HighDecember 15, 2021
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2021-42311 10.0 CriticalDecember 15, 2021
• microsoft defender for iot Microsoft Defender for IoT Remote Code Execution Vulnerability CVE-2021-42310 8.1 HighDecember 15, 2021
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