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CVE-2026-45498
MEDIUM · CVSS 4
⚠ KEV — EXPLOITED
EPSS exploitation probability: 99%
⚠ Listed in the CISA Known Exploited Vulnerabilities catalog — actively exploited.
Published 2026-05-20 · Last modified 2026-07-23T12:10:00.110
Summary
Microsoft Defender Denial of Service Vulnerability
Affected products
Microsoft — Defender
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References
This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.