CVE-2025-34418CWE-427

CVE-2025-34418

High · published December 10, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
5.8
In the wild
Unconfirmed
What it is

⚡ A local attacker can sneak in with a crafted DLL and execute arbitrary code! This vulnerability in MailEnable is like leaving a backdoor unlocked for anyone with access to your office. 🔥 Think of it as a restaurant kitchen where the chef blindly trusts any ingredient brought in without checking — one sneaky cook could replace the spices with poison! In this case, the MailEnable executable loads a potentially malicious MEAIMF.DLL because it doesn't verify its integrity. An attacker could gain full control over the MailEnable process, executing whatever code they wish with the same privileges. This could mean accessing sensitive information, manipulating system settings, or even causing a complete system meltdown. Yikes!

Put simply

Think of it as a restaurant kitchen where the chef blindly trusts any ingredient brought in without checking — one sneaky cook could replace the spices with poison! In this case, the MailEnable executable loads a potentially malicious MEAIMF.DLL because it doesn't verify its integrity. This vulnerability arises because MailEnable versions prior to 10.54 load the MEAIMF.DLL file from its installation directory without sufficient integrity checks, allowing a local attacker with write access to inject malicious code.

What to do

An attacker could gain full control over the MailEnable process, executing whatever code they wish with the same privileges. This could mean accessing sensitive information, manipulating system settings, or even causing a complete system meltdown. Yikes! To protect yourself, immediately update MailEnable to version 10.54 or later. Additionally, ensure strict permissions are set on the installation directory to prevent unauthorized write access. Regular audits of your DLLs can also help keep everything secure. You've got this! Just follow these steps to lock it down and keep the bad guys out. 🛡️

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
0.00168 · 5.8th 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 16:08Z
    MailEnable < 10.54 DLL Hijacking via Unsafe Loading of MEAIMF.DLL
    cvelistv5