CVE-2025-49154

What it is

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.

At a glance

Exploitability

Can be exploited locally on the machine with a low-privilege account. High risk of data tampering, service disruption.

Exploit odds

0.1% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2025-06-17 19:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 09:30 UTC Last updatedMost recent change to the record

Details

Published

2025-06-17 19:15 UTC

Last modified

2026-06-17 09:30 UTC

Exploit probability

0.1% · EPSS, next 30 days

Weakness

CWE-284 · Improper access control

Record status

Analyzed

Affected

• Trendmicro worry-free Business Security 10.0
• Trendmicro worry-free Business Security Services < 6.7.3954
• Trendmicro worry-free Business Security Services < 14.3.1299
• Trendmicro Apex One < 14.0.14492
• Trendmicro Apex One < 14.0.0.14002

Attack profile CVSS 3.1 · 8.7

Attack vector

Local

Complexity

Low

Privileges needed

Low

User interaction

None

Scope

Changed

Confidentiality

Low

Integrity

High

Availability

High