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High · 7.8 Known exploited Public exploit CVE-2021-1647 EUVD-2021-7114GHSA-4v4q-r2mh-q7w6

Microsoft Defender Remote Code Execution Vulnerability

Published Jan 12, 2021 · Updated Oct 21, 2025 · Assigned by microsoft

Description

Microsoft Defender Remote Code Execution Vulnerability

Affected products

VendorProductAffectedFixed
Microsoft Microsoft System Center Endpoint Protection N/A —
Microsoft Microsoft System Center 2012 R2 Endpoint Protection N/A —
Microsoft Microsoft Security Essentials N/A —
Microsoft Microsoft System Center 2012 Endpoint Protection N/A —
Microsoft Windows Defender N/A —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

References