CVE-2026-110022 | Phoenix Contact PLCnext Engineer up to 2026.5 Deployment Routine signature verification

November 4, 2026 Yanac

A vulnerability was found in Phoenix Contact PLCnext Engineer up to 2026.5. It has been declared as very critical. Affected by this vulnerability is an unknown functionality of the component Deployment Routine. Such manipulation leads to improper verification of cryptographic signature.

This vulnerability is traded as CVE-2026-110022. An attack has to be approached locally. There is no exploit available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More