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CISA Adds Two Actively Exploited Microsoft Defender Zero-Days to KEV Catalog — Patch by June 3
Vulnerability

CISA Adds Two Actively Exploited Microsoft Defender Zero-Days to KEV Catalog — Patch by June 3

23 May 2026 dark6

CISA has added two critical Microsoft Defender vulnerabilities — CVE-2026-45498 and CVE-2026-41091 — to its Known Exploited Vulnerabilities catalog following...
CISA Adds Apache ActiveMQ CVE-2026-34197 to KEV Catalog as Active Exploitation Surges
Vulnerability

CISA Adds Apache ActiveMQ CVE-2026-34197 to KEV Catalog as Active Exploitation Surges

18 April 2026 dark6

CISA has added CVE-2026-34197, a high-severity (CVSS 8.8) deserialization flaw in Apache ActiveMQ Classic, to its Known Exploited Vulnerabilities catalog...