Published: 2026/04/10  Last Updated: 2026/04/10

Information from Japan Computer Emergency Response Team Coordination Center (JPCERT/CC)

Vulnerability ID:JVN#00263243
Title:EmoCheck loads Dynamic Link Libraries insecurely
Status:Vulnerable

This is a statement from the vendor itself with no modification by JPCERT/CC.

■ Overview
EmoCheck contains a vulnerability related to DLL loading.
This vulnerability may be exploited if EmoCheck is executed while a specially crafted malicious DLL file is placed in the same directory.

Please note that distribution of EmoCheck has been discontinued because the threat posed by Emotet no longer exists.

■ Affected Versions
All versions of EmoCheck

■ Solution
As distribution of EmoCheck has already been discontinued, users are advised to stop using it.

update history

2026/04/10