Affected product
Horner Automation Cscape and XL4/XL7 PLC
Remediation Steps
- Apply security patches to Cscape and PLC firmware versions immediately
- Reset all system credentials and force re-authentication across PLC interfaces
- Implement firewall rules restricting PLC access to authorized engineering workstations only
- Conduct forensic analysis of PLC logs to identify unauthorized access attempts
- Enable detailed logging on all PLC authentication and configuration change events
References
Coverage on defend.network
- Vulnerability Priority Report – Week 17 of April 2026 (April 20 – 26)
- Vulnerability Priority Report – Week 5 of March 2026 (March 30 – April 5)
🤖 This CVE page is generated by defend.network from NVD, CISA KEV, EPSS, and our verified daily briefings. Severity and exploitation data come from official sources; always verify remediation steps against the official vendor advisory before acting in production.