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31/07/2026
Zero-Day Initiative

ZDI-26-518: (Pwn2Own) Phoenix Contact CHARX SEC-3150 MQTT Service Server-Side Request Forgery Remote Code Execution Vulnerability

by Deepanshu Jha
This vulnerability allows network-adjacent attackers to access internal resources 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 6.3. The following CVEs are assigned: CVE-2026-44091.
  • Next ZDI-26-519: (Pwn2Own) Phoenix Contact CHARX SEC-3150 CharxSystemConfigManager Configuration Injection Remote Code Execution Vulnerability
  • Previous ZDI-26-517: (Pwn2Own) Phoenix Contact CHARX SEC-3150 BackendURL WebSocket Command Injection Remote Code Execution Vulnerability

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