ThreatsIndustrial & OTHighBransys Electronic Logging Devices Exposed to Fleet Telemetry Hijack via Hardcoded MQTT Credentials Flaw CVE-2026-86520CISA advisory ICSA-26-260-01 details hardcoded MQTT credentials across Bransys ELD telematics units, allowing remote adversaries to eavesdrop on live freight telemetry.CST Newsroom·22 Sep 2026, 08:00 IST·15 min read