CVE-2021-22669: Advantech Webaccess/scada

High severity, CVSS 8.8. EPSS: 1.2% chance of exploitation in the next 30 days.

Incorrect permissions are set to default on the ‘Project Management’ page of WebAccess/SCADA portal of WebAccess/SCADA Versions 9.0.1 and prior, which may allow a low-privileged user to update an administrator’s password and login as an administrator to escalate privileges on the system.

Affected products

• Advantech Webaccess/scada: up to and including 9.0.1

Published 2021-04-26. Last modified 2026-06-17.