CISA advisory for Silex Technology SD-330AC and AMC Manager containing 13 vulnerabilities including stack/heap buffer overflows, missing authentication, hardcoded cryptographic keys, and XSS. Highest CVSS score is 9.8 (Critical). Successful exploitation could allow arbitrary code execution, denial-of-service, or unauthorized configuration changes. Affects Information Technology critical infrastructure worldwide. Vendor fixes available: SD-330AC firmware v1.50+ and AMC Manager v5.1.0+.