Active Exploitation of Cisco and Citrix 0-Day Vulnerabilities Allows Webshell Deployment

Amazon’s threat intelligence team has uncovered a sophisticated cyber campaign exploiting previously undisclosed zero-day vulnerabilities in critical enterprise infrastructure. Advanced threat actors are actively targeting Cisco Identity Service Engine (ISE) and Citrix systems, deploying custom webshells to gain unauthorized administrative access to compromised networks. CVE ID Affected Product Severity Status CVE-2025-20337 Cisco Identity Service Engine […]

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