CVE-2025-34422: MailEnable < 10.54 DLL Hijacking via Unsafe Loading of MEAIPC.DLL

Published Dec 10, 2025
·
Updated

MailEnable versions prior to 10.54 contain an unsafe DLL loading vulnerability that can lead to local arbitrary code execution. The MailEnable administrative executable attempts to load MEAIPC.DLL from its installation directory without sufficient integrity validation or a secure search order. A local attacker with write access to that directory can plant a malicious MEAIPC.DLL, which is then loaded on execution, resulting in attacker-controlled code running with the privileges of the process.

Affected Software

2 affected components
MailEnable MailEnable<10.54
MailEnable MailEnable<10.54

Event History

Dec 10, 2025
CVE Published
via MITRE·04:08 PM
Data Sourced
via MITRE·04:08 PM
DescriptionWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-34422?

CVE-2025-34422 has a high severity rating due to its potential for local arbitrary code execution.

2

How do I fix CVE-2025-34422?

To fix CVE-2025-34422, upgrade MailEnable to version 10.54 or later.

3

What causes the vulnerability in CVE-2025-34422?

CVE-2025-34422 is caused by an unsafe DLL loading mechanism that lacks proper integrity validation.

4

Which versions of MailEnable are affected by CVE-2025-34422?

MailEnable versions prior to 10.54 are affected by CVE-2025-34422.

5

What can attackers achieve through CVE-2025-34422?

Attackers can achieve local arbitrary code execution through exploiting CVE-2025-34422.

Contact

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