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Microsoft Defender Remote Code Execution Vulnerability
Use CWE-94, Microsoft vendor hub and Malware Protection Engine product page to widen CVE-2021-42298 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2021-34471, CVE-2021-34464 and CVE-2021-34522 for nearby disclosures in the same product family. Additional editorial context is available in Weekly Security Roundup: Navigating the April 2026 Threat Landscape and Critical Framework Exploits.