Defender Antimalware Platform CVEs and Security Vulnerabilities

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CVE-2026-45498

Microsoft Defender Denial of Service Vulnerability

CVSS 3.1 · 4 Medium EPSS 63.1% KEV · Listed

Vendors

Microsoft

Products

Defender Antimalware Platform Microsoft Defender Windows Defender Antimalware Platform

CVE-2026-33825

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

CVSS 3.1 · 7.8 High EPSS 6.9% KEV · Listed

Vendors

Microsoft

Products

Defender Antimalware Platform Microsoft Defender Windows Defender Antimalware Platform

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