Microsoft Defender Zero-Day “BlueHammer” Hits KEV Catalog Following Researcher’s Protest Vulnerability Report Microsoft Defender Zero-Day “BlueHammer” Hits KEV Catalog Following Researcher’s Protest Ddos April 23, 2026 0 CISA has officially added a fresh vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, citing evidence of... Read More Read more about Microsoft Defender Zero-Day “BlueHammer” Hits KEV Catalog Following Researcher’s Protest
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