CVE-2018-14820: Advantech Webaccess

High severity, CVSS 7.5. EPSS: 2.2% chance of exploitation in the next 30 days.

Advantech WebAccess 8.3.1 and earlier has a .dll component that is susceptible to external control of file name or path vulnerability, which may allow an arbitrary file deletion when processing.

Affected products

• Advantech Webaccess: up to and including 8.3.1

Published 2018-10-23. Last modified 2026-06-17.