Daily OT Security News: October 05, 2026

Daily OT security briefing summarizing multiple CISA advisories: critical Armatura One flaws (including an ActiveMQ/OpenWire deserialization issue), a high-severity unauthenticated WebSocket flaw in the Monta EV-charging platform (CVSS 9.4) enabling station impersonation, privilege escalation and archive path-traversal in ABB PCM600, cleartext credential and sensitive-data exposure in Johnson Controls EasyIO Neo controllers, and missing-authorization issues in the Meari IoT Cloud that can expose device credentials and telemetry; mitigations and vendor updates are noted and CISA reports limited or no known public exploitation for most issues.