ZDI-26-520: (Pwn2Own) Phoenix Contact CHARX SEC-3150 Jupicore External Control of Path Remote Code Execution Vulnerability

Published Jul 30, 2026

Updated

This vulnerability allows network-adjacent attackers to execute arbitrary code 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-2026-44103.

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-26-520?

The severity of ZDI-26-520 is rated at 7.5 according to the CVSS scoring system.

How do I fix ZDI-26-520?

To fix ZDI-26-520, ensure that you apply the latest security updates provided by Phoenix Contact for the CHARX SEC-3150 device.

What type of attacks are possible with ZDI-26-520?

ZDI-26-520 allows network-adjacent attackers to execute arbitrary code on affected installations of Phoenix Contact CHARX SEC-3150 devices.

Is authentication required to exploit ZDI-26-520?

No, authentication is not required to exploit the ZDI-26-520 vulnerability.

What devices are affected by ZDI-26-520?

The affected device is the Phoenix Contact CHARX SEC-3150.