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Vulnerabilities of Microsoft Microsoft Malware Protection Engine

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CVE Summary Score Published
CVE-2026-69414 Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender… 7.8 High Aug 14, 2026
CVE-2026-55011 Integer underflow (wrap or wraparound) in Microsoft Defender allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-55012 Integer overflow or wraparound in Microsoft Defender allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-50656 Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender… 7.8 High Jun 16, 2026
CVE-2026-45584 Heap-based buffer overflow in Microsoft Defender allows an unauthorized attacker to execute code over a network 8.1 High May 20, 2026
CVE-2026-41091 Exploited Microsoft Defender Link Following Vulnerability 7.8 High May 20, 2026
CVE-2023-33156 Microsoft Defender Elevation of Privilege Vulnerability 6.3 Medium Jul 11, 2023
CVE-2023-24860 Microsoft Defender Denial of Service Vulnerability 7.5 High Apr 11, 2023
CVE-2023-23389 Microsoft Defender Elevation of Privilege Vulnerability 6.3 Medium Mar 14, 2023
CVE-2022-37971 Microsoft Windows Defender Elevation of Privilege Vulnerability 7.1 High Oct 11, 2022
CVE-2022-24548 Microsoft Defender Denial of Service Vulnerability 5.5 Medium Apr 15, 2022
CVE-2021-42298 Microsoft Defender Remote Code Execution Vulnerability 7.8 High Nov 10, 2021
CVE-2021-34471 Microsoft Defender Elevation of Privilege Vulnerability 7.8 High Aug 12, 2021
CVE-2021-34464 Microsoft Defender Remote Code Execution Vulnerability 7.8 High Jul 16, 2021
CVE-2021-34522 Microsoft Defender Remote Code Execution Vulnerability 7.8 High Jul 14, 2021
CVE-2021-31985 Microsoft Defender Remote Code Execution Vulnerability 7.8 High Jun 8, 2021
CVE-2021-31978 Microsoft Defender Denial of Service Vulnerability 5.5 Medium Jun 8, 2021

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