CVE-2025-52521: Trend Micro Maximum Security Link Following Local Privilege Escalation Vulnerability

Published Jul 10, 2025
·
Updated

This vulnerability allows local attackers to escalate privileges on affected installations of Trend Micro Maximum Security. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the Regain Disk Space functionality. By creating a junction, an attacker can abuse the Platinum Host Service to delete arbitrary files. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.

Affected Software

4 affected components
Trend Micro Security
Trend Micro Maximum Security
All of the following
trendmicro Maximum Security 2022=17.8
Microsoft Windows

Event History

Jul 10, 2025
CVE Published
via MITRE·06:57 PM
Data Sourced
via MITRE·06:57 PM
DescriptionSeverity
Advisory Published
via ZDI·07:03 PM
Data Sourced
via ZDI·07:03 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·07:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-52521?

CVE-2025-52521 is classified as a high-severity vulnerability due to its potential to allow privilege escalation.

2

How do I fix CVE-2025-52521?

To fix CVE-2025-52521, update your Trend Micro Maximum Security to the latest version as recommended by the vendor.

3

What is the impact of CVE-2025-52521?

CVE-2025-52521 can allow local attackers to escalate their privileges, potentially gaining unauthorized access to sensitive information.

4

Who is affected by CVE-2025-52521?

CVE-2025-52521 affects installations of Trend Micro Maximum Security on systems where an attacker can execute low-privileged code.

5

What causes CVE-2025-52521?

CVE-2025-52521 is caused by a specific flaw in the execution permissions within Trend Micro Maximum Security that can be exploited for privilege escalation.

Contact

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