Trend Micro Apex One Security Agent TmSelfProtect Origin Validation Error Local Privilege Escalation Vulnerability

This advisory describes a privilege escalation vulnerability in Trend Micro Apex One Security Agent that allows an attacker with low-privileged code execution to gain elevated system permissions. An attacker would need to already have basic access to the target system, but could then leverage this flaw to obtain administrator-level control. Security teams should prioritize patching Trend Micro Apex One installations and review system access logs for any suspicious low-privilege code execution that could indicate exploitation attempts.