ZDI-CAN-29094: ZDI-26-510: (Pwn2Own) Phoenix Contact CHARX SEC-3150 Missing Cryptographic Signature Remote Code Execution Vulnerability

Published Jul 30, 2026

Updated

This vulnerability allows network-adjacent attackers to bypass firmware validation on affected installations of Phoenix Contact CHARX SEC-3150 devices. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.5. The following CVEs are assigned: CVE-2026-44104.

Affected Software

1 affected component

Phoenix Contact CHARX SEC-3150

Event History

Jul 30, 2026

Advisory Published

via ZDI·05:00 AM

Data Sourced

via ZDI·05:00 AM

Description

Frequently Asked Questions

What is the severity of ZDI-CAN-29094?

The severity of ZDI-CAN-29094 is rated at 7.5 according to CVSS.

How do I fix ZDI-CAN-29094?

To address ZDI-CAN-29094, ensure that your Phoenix Contact CHARX SEC-3150 devices are updated to the latest firmware that includes the necessary security patches.

What are the potential impacts of ZDI-CAN-29094?

ZDI-CAN-29094 allows network-adjacent attackers to bypass firmware validation, potentially leading to unauthorized remote code execution.

Is authentication required to exploit ZDI-CAN-29094?

No, authentication is not required to exploit the ZDI-CAN-29094 vulnerability.

Which devices are affected by ZDI-CAN-29094?

The ZDI-CAN-29094 vulnerability affects Phoenix Contact CHARX SEC-3150 devices.