ZDI-26-504: (Pwn2Own) Phoenix Contact CHARX SEC-3150 CharxSystemConfigManager Configuration Injection 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-2026-7849.
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
1
What is the severity of ZDI-26-504?
The severity of ZDI-26-504 is rated at 7.5 on the CVSS scale.
2
How do I fix ZDI-26-504?
To fix ZDI-26-504, apply the latest firmware updates from Phoenix Contact for the CHARX SEC-3150.
3
What type of attack does ZDI-26-504 exploit?
ZDI-26-504 exploits a configuration injection vulnerability that allows remote code execution.
4
Do I need to be authenticated to exploit ZDI-26-504?
No, authentication is not required to exploit the ZDI-26-504 vulnerability.
5
What devices are affected by ZDI-26-504?
The ZDI-26-504 vulnerability affects the Phoenix Contact CHARX SEC-3150 devices.