CVE-2025-49154: Trend Micro Apex One

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

An insecure access control vulnerability in Trend Micro Apex One and Trend Micro Worry-Free Business Security could allow a local attacker to overwrite key memory-mapped files which could then have severe consequences for the security and stability of affected installations. 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 14.0.14492 (fixed in 14.0.14492); from 14.0.0.12994, before 14.0.0.14002 (fixed in 14.0.0.14002)
• Trend Micro Worry-Free Business Security: version 10.0 only
• Trend Micro Worry-Free Business Security Services: from 6.7.0.0, before 6.7.3954 (fixed in 6.7.3954); from 14.0.0, before 14.3.1299 (fixed in 14.3.1299)

Published 2025-06-17. Last modified 2026-06-17.