Threats·Industrial & OTHighLantronix G520 Industrial Cellular Gateway Leaked Private Key Enables Remote Root Takeover (CVE-2026-84409)CISA advisory ICSA-26-272-01 reveals unencrypted update conduits and hardcoded private signing keys in Lantronix G520 gateways, enabling root RCE.Aisha Noor30 Sep 20268 min read