Trend Micro Apex One (Mac) Origin Validation Error Local Privilege Escalation Vulnerability

Vulnerability

A vulnerability allowing local privilege escalation has been identified in the Trend Micro Apex One (Mac) agent iCore service. This origin validation error could enable a local attacker to escalate privileges on affected installations. To exploit this vulnerability, an attacker must first have the ability to execute low-privileged code on the target system.

Impact

Exploitation of this vulnerability could allow a local attacker to escalate privileges, potentially leading to unauthorized access or actions within the system.

Remediation

Trend Micro has released updates to address this vulnerability. For users of Apex One (Mac), the update is available through the Trend Micro Active Update service. More details can be found on the Trend Micro Success Portal.

Added: May 21, 2026, 2:31 PM
Updated: May 21, 2026, 2:31 PM

Vulnerability Rating

Custom Algorithm
spread
0.3
impact
10.0
exploitability
3.5
remediation
7.7
relevance
8.5
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.