Known Exploited Vulnerabilities May 20, 2026 · CISA KEV Catalog

CVE-2026-45498: Microsoft Defender Denial of Service Vulnerability

Microsoft Defender contains an unspecified vulnerability that allows for denial of service.

Read the original at CISA KEV Catalog ↗

Topics

Vulnerabilities & Patching

Mentions

CVE-2026-45498Microsoft

Related

CVE-2026-124194: Microsoft Office Outlook Missing User Interaction for Potentially Unsafe Action Vulnerability Known Exploited Vulnerabilities · Nov 10, 2026

CVE-2026-96951: Microsoft Windows Command Injection Vulnerability Known Exploited Vulnerabilities · Oct 13, 2026

CVE-2026-65660: Microsoft Share Point Code Injection Vulnerability Known Exploited Vulnerabilities · Sep 25, 2026