Forescout’s BRIDGE:BREAK disclosure covers 22 vulnerabilities in Lantronix EDS3000PS, EDS5000, and Silex SD330-AC serial-to-IP converters, including unauthenticated RCE, authentication bypass, firmware tampering, and a legacy 2015 SNMP flaw still present in current firmware. Approximately 20,000 devices are indexed on the public internet. Exploitation enables full device takeover and loss of control over connected industrial processes. Patches are available from both vendors.