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High · 7.8 Known exploited · Ransomware Publicly disclosed Public exploit CVE-2026-33825 EUVD-2026-22643GHSA-8vp7-4rmv-4868

Microsoft Defender Elevation of Privilege Vulnerability

Published Apr 14, 2026 · Updated Oct 15, 2026 · Assigned by microsoft

Vendor: Microsoft Product: Microsoft Defender Antimalware Platform

Description

Insufficient granularity of access control in Microsoft Defender allows an authorized attacker to elevate privileges locally.

Affected products

VendorProductAffectedFixed
Microsoft Microsoft Defender Antimalware Platform 4.0.0.0 – < 4.18.26030.3011 4.18.26030.3011

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 7 repositories

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

Advisories 4

References