CVE-2025-34419CWE-427

CVE-2025-34419

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 a malicious DLL and take control! MailEnable versions before 10.54 have a sneaky flaw that trusts the wrong package. 🔥 Think of this like a restaurant that doesn’t check the ingredients before serving a dish. If a cook can slip in some spoiled food, the whole meal could end up being toxic! With this vulnerability, an attacker could execute arbitrary code with the same privileges as the MailEnable administrative process! This means they could wreak havoc on the system, potentially leading to data theft or even complete control over the server. Talk about a recipe for disaster!

Put simply

Think of this like a restaurant that doesn’t check the ingredients before serving a dish. If a cook can slip in some spoiled food, the whole meal could end up being toxic! This unsafe DLL loading vulnerability allows an attacker with write access to the MailEnable installation directory to replace MEAISM.DLL with their malicious version. When the MailEnable admin executable starts up, it loads the compromised DLL without proper integrity checks, executing the attacker's code.

What to do

With this vulnerability, an attacker could execute arbitrary code with the same privileges as the MailEnable administrative process! This means they could wreak havoc on the system, potentially leading to data theft or even complete control over the server. Talk about a recipe for disaster! Upgrade MailEnable to version 10.54 or later immediately to fix this issue. Additionally, restrict write access to the installation directory to prevent unauthorized modifications. Regularly audit your security permissions to keep your system safe! You’ve got this! By acting quickly, you’ll keep your system in tip-top shape and protect against sneaky attacks! 🛡️

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 16:09Z
    MailEnable < 10.54 DLL Hijacking via Unsafe Loading of MEAISM.DLL
    cvelistv5