CVE-2025-34416CWE-427

CVE-2025-34416

High · published December 10, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
6.2
In the wild
Unconfirmed
What it is

⚡ Local code execution is just a DLL away! If you've got MailEnable versions before 10.54, an attacker can easily slip in a malicious MEAIPO.DLL and run their code with the power of your admin rights. 🔥 Think of it like an unwatched kitchen where anyone can sneak in and swap the ingredients while the chef is busy. The next dish served could be anything but delicious! 🍽️ This vulnerability could allow a determined attacker to execute arbitrary code, potentially leading to complete system compromise. They could manipulate data, install malware, or even control your MailEnable server entirely! This scenario could be absolutely devastating for your organization’s security.

Put simply

Think of it like an unwatched kitchen where anyone can sneak in and swap the ingredients while the chef is busy. The next dish served could be anything but delicious! 🍽️ The unsafe DLL loading vulnerability in MailEnable allows attackers with local write access to load a malicious MEAIPO.DLL from the installation directory without proper integrity checks. This means that when the MailEnable admin executable starts, it unwittingly runs the attacker’s code with the same privileges as the process.

What to do

This vulnerability could allow a determined attacker to execute arbitrary code, potentially leading to complete system compromise. They could manipulate data, install malware, or even control your MailEnable server entirely! This scenario could be absolutely devastating for your organization’s security. To secure your environment, upgrade to MailEnable version 10.54 or later immediately. Ensure that your installation directories have strict access controls to prevent unauthorized write access. Additionally, consider implementing integrity checks for DLLs to enhance security further. You've got this! Just follow these steps, and you'll fortify your defenses in no time! 🛡️

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00171 · 6.2th percentile
Weakness
CWE-427 · Uncontrolled Search Path Element
Published
2025-12-10T21:16Z
Affected products (1)
ProductVersionsFixed in
mailenable/mailenable< 10.5410.54
References (3)
EPSS history
Timeline
  • 10 DEC 16:09Z
    MailEnable < 10.54 DLL Hijacking via Unsafe Loading of MEAIPO.DLL
    cvelistv5