CVE-2019-6519: Advantech Webaccess/scada

Critical severity, CVSS 9.8. EPSS: 2.8% chance of exploitation in the next 30 days.

WebAccess/SCADA, Version 8.3. An improper authentication vulnerability exists that could allow a possible authentication bypass allowing an attacker to upload malicious data.

Affected products

• Advantech Webaccess/scada: version 8.3 only

Published 2019-02-05. Last modified 2026-06-17.