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CVE-2026-45498

Known Exploited (CISA KEV)CRITICAL
9.8
CVSS Severity Score
EPSS Score48.6200%
EPSS Percentile95.96th
PublishedMay 20, 2026
Last ModifiedJun 12, 2026

Vulnerability Description

Microsoft Defender is vulnerable to Microsoft Defender Denial of Service Vulnerability. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Affected Platforms (CPE)

📦
Microsoft

Defender

Refer to description

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