CVE-2025-41717: phoenix contact cloud client 1101t-tx/tx Code Injection

Vulnerability summary

CVE-2025-41717 is a high (CVSS 8.8) Code Injection vulnerability in phoenix contact cloud client 1101t-tx/tx. EPSS estimates a 0.55% chance of exploitation in the next 30 days, higher than 45.1% of scored vulnerabilities.

Timeline

1. 13-01-2026
   PublishedVulnerability first disclosed.
2. 05-02-2026
   Last modifiedVulnerability information updated.

Description

An unauthenticated remote attacker can trick a high privileged user into uploading a malicious payload via the config-upload endpoint, leading to code injection as root. This results in a total loss of confidentiality, availability and integrity due to improper control of code generation ('Code Injection’).

• CWE-94Improper Control of Generation of Code ('Code Injection')The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.