Trend Micro Security 2021 v17.0 (Consumer) contains a vulnerability that allows files inside the protected folder to be modified without any detection.
A DLL hijacking vulnerability in Trend Micro Security 2019 (Consumer) versions below 15.0.0.1163 and below could allow an attacker to manipulate a specific DLL and escalate privileges on vulnerable installations.
A vulnerability in Trend Micro Maximum Security's (Consumer) 2018 (versions 12.0.1191 and below) User-Mode Hooking (UMH) driver could allow an attacker to create a specially crafted packet that could alter a vulnerable system in such a way that malicious code could be injected into other processes.