CVE-2020-28581: Trend Micro Interscan Web Security Virtual Appliance

High severity, CVSS 7.2. EPSS: 45% chance of exploitation in the next 30 days.

A command injection vulnerability in ModifyVLANItem of Trend Micro InterScan Web Security Virtual Appliance 6.5 SP2 could allow an authenticated, remote attacker to send specially crafted HTTP messages and execute arbitrary OS commands with elevated privileges.

Affected products

• Trend Micro Interscan Web Security Virtual Appliance: version 6.5 only

Published 2020-11-18. Last modified 2026-06-17.