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critical advisory

CVE-2026-4769: Unauthenticated Remote Access in WAGO System I/O Field Series

A critical vulnerability, CVE-2026-4769, in certain WAGO System I/O Field series devices allows an unauthenticated remote attacker to gain full system compromise by accessing an undocumented internal diagnostic capability during the initial startup sequence.

0765-110x/0100-0000 +7 ics ot critical-vulnerability unauthenticated-access remote-code-execution firmware-vulnerability
2t 1c