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Microsoft Malware Protection Engine — Vulnerabilities & Security Advisories 20

All 20 CVE vulnerabilities found in Microsoft Malware Protection Engine, with AI-generated Chinese analysis, references, and POCs.

This page documents known vulnerabilities within the Microsoft Malware Protection Engine, categorized under software weakness types and tagged for specific identification. It aggregates a comprehensive collection of security flaws affecting this component, covering historical data from early releases through recent updates to provide a complete picture of its security posture over time. Visitors can utilize this resource to track Microsoft’s official advisories as they are issued, gain a deeper understanding of the underlying mechanics and classification of specific weakness classes prevalent in anti-malware software, and examine the detailed vulnerability history associated with individual versions of the product. By consolidating disparate reports and official statements into a single view, the page facilitates efficient analysis for security professionals, developers, and system administrators who need to assess the risk landscape accurately. The information presented is sourced directly from public vendor disclosures and recognized security databases, ensuring reliability and context for each entry. This structured approach allows users to quickly identify critical patches, understand the evolution of threats targeting the engine, and make informed decisions regarding mitigation strategies and version upgrades without sifting through fragmented external links or unverified sources.

Vendor: Microsoft Corporation

CVE IDTitleCVSSSeverityPublished
CVE-2026-55012 Microsoft Defender Remote Code Execution Vulnerability CWE-190 7.8 High2026-07-14
CVE-2026-55011 Microsoft Defender Remote Code Execution Vulnerability CWE-191 7.8 High2026-07-14
CVE-2026-50656 Microsoft Defender Elevation of Privilege Vulnerability CWE-59 7.8 High2026-06-16
CVE-2026-45584 Microsoft Defender Remote Code Execution Vulnerability CWE-122 8.1 High2026-05-20
CVE-2026-41091 Microsoft Defender Elevation of Privilege Vulnerability CWE-59 7.8 High2026-05-20
CVE-2023-33156 Microsoft Defender Elevation of Privilege Vulnerability CWE-367 6.3 Medium2023-07-11
CVE-2023-24860 Microsoft Defender Denial of Service Vulnerability 7.5 High2023-04-11
CVE-2023-23389 Microsoft Defender Elevation of Privilege Vulnerability CWE-367 6.3 Medium2023-03-14
CVE-2022-37971 Microsoft Windows Defender Elevation of Privilege Vulnerability 7.1 High2022-10-11
CVE-2022-24548 Microsoft Defender Denial of Service Vulnerability 5.5 Medium2022-04-15
CVE-2021-42298 Microsoft Defender Remote Code Execution Vulnerability 7.8 High2021-11-10
CVE-2021-34471 Microsoft Windows Defender Elevation of Privilege Vulnerability 7.8 High2021-08-12
CVE-2021-34464 Microsoft Defender Remote Code Execution Vulnerability 7.8 High2021-07-16
CVE-2021-34522 Microsoft Defender Remote Code Execution Vulnerability 7.8 High2021-07-14
CVE-2021-31985 Microsoft Defender Remote Code Execution Vulnerability 7.8 High2021-06-08
CVE-2021-31978 Microsoft Defender Denial of Service Vulnerability 5.5 Medium2021-06-08
CVE-2017-11940 多款Microsoft产品Malware Protection Engine 安全漏洞 7.8 -2017-12-08
CVE-2017-11937 多款Microsoft产品Malware Protection Engine安全漏洞 7.8 -2017-12-07
CVE-2017-8558 Microsoft Malware Protection Engine 安全漏洞 7.8 -2017-06-29
CVE-2017-0290 多款Microsoft产品Microsoft Malware Protection Engine mpengine NScript 安全漏洞 7.8 -2017-05-09

All 20 known CVE vulnerabilities affecting Microsoft Malware Protection Engine with full Chinese analysis, references, and POCs where available.