Cybersecuritynews CISA Alerts on Exploited Cisco Unified CM Zero-Day Vulnerability CVE-2026-20045
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The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has issued an urgent alert regarding the active exploitation of a zero-day remote code execution vulnerability in Cisco Unified Communications products, tracked as CVE-2026-20045. This flaw allows attackers to execute arbitrary code and escalate privileges to root level on affected systems.
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CISA issues alert on active exploitation of CVE-2026-20045
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Vulnerability details confirmed by CISA
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Patch released for the vulnerability
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Critical Zero-Day Exploited in BeyondTrust Remote Support by China-linked Group A critical vulnerability in BeyondTrust Remote Support, tracked as CVE-2026-102764 with a CVSS score of 9.3, has been exploited by the China-linked espionage group Armory Castle since August 29, 2026. This flaw allows unauthenticated remote attackers to perform file operations, gaining root control and access to… 
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