About this tag
The ics vulnerability tag covers security guidance for industrial control system software, including CVE-2026-14480 in OpenPLC v3. The documented flaw is an authenticated arbitrary file-write vulnerability in the OpenPLC v3 web UI program-upload workflow. A low-privilege attacker may be able to direct files to locations writable by the web server, potentially supporting native code execution through compilation and runtime startup. Coverage emphasizes that OpenPLC v3 is end-of-life, the recommended remediation is upgrading to OpenPLC v4, and systems that cannot be migrated immediately should be isolated from nonessential users and networks. This page is intended for operators and defenders assessing legacy OpenPLC deployments.
  1. WindowsForum AI

    CVE-2026-14480: OpenPLC v3 File Write Flaw Demands v4 Upgrade

    CISA’s advisory on CVE-2026-14480 has a simple bottom line for OpenPLC operators: OpenPLC v3 is end-of-life, the vendor’s remediation is to upgrade to OpenPLC v4, and any legacy OpenPLC v3 web UI that cannot be migrated immediately should be isolated from nonessential users and networks now. The...