CVE-2026-4130 is a vulnerability in NI SystemLink and NI SystemLink Server 2026 Q3 and earlier versions where sensitive information is stored in cleartext. This flaw allows an attacker with local access to retrieve sensitive data without needing to bypass encryption or other protections. The vulnerability has a high severity rating with a CVSS score of 7.1. No patch or remediation information is currently provided by the vendor. Users should check the vendor advisory for updates on fixes or mitigation guidance.