CVE-2021-44023: Trend Micro Antivirus+ Security 2021

High severity, CVSS 7.1. EPSS: 0.4% chance of exploitation in the next 30 days.

A link following denial-of-service (DoS) vulnerability in the Trend Micro Security (Consumer) 2021 familiy of products could allow an attacker to abuse the PC Health Checkup feature of the product to create symlinks that would allow modification of files which could lead to a denial-of-service.

Affected products

• Trend Micro Antivirus+ Security 2021: up to and including 17.0
• Trend Micro Internet Security 2021: up to and including 17.0
• Trend Micro Maximum Security 2021: up to and including 17.0
• Trend Micro Premium Security 2021: up to and including 17.0

Published 2021-12-16. Last modified 2026-06-17.