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CVE-2026-34021 - Lack of cryptographic protection in Wertheim SafeController 5400 enables RS-485 message sniffing and replay

CVE ID :CVE-2026-34021 Published : June 15, 2026, 12:16 p.m. | 52 minutes ago Description :The Wertheim SafeController 5400, Controller 5400 - AssemblyVersion 6.11.8130.22320, uses RS-485 communication between the server and the microcontroller without cryptographic protection. An attacker...

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