CISA flags Lantronix G520 gateway flaws enabling root code execution
CISA published an ICS advisory for Lantronix G520 Series Cellular Gateways running 2.6.0.4R6_stable, covering CVE-2026-84409 and CVE-2026-91191. Unencrypted update metadata can be injected as HTML, and the authenticated origin runs system commands as root, allowing arbitrary code execution. Lantronix fixed the issues in release 2.6.0.7R6.
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