CVE-2026-34929: Trend Micro Apex One

High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days.

An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. This is similar to CVE-2026-34927 but exists in a different inter-process communication mechanism. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Affected products

• Trend Micro Apex One: before 14.0.0.17079 (fixed in 14.0.0.17079); before 14.0.20731 (fixed in 14.0.20731)

Published 2026-05-21. Last modified 2026-07-23.