CVE-2026-28704

State: Published
Severity: 8.4 High
Published: Apr 10, 2026
Updated: Apr 10, 2026
Reserved: Apr 3, 2026

Description

Emocheck insecurely loads Dynamic Link Libraries (DLLs). If a crafted DLL file is placed to the same directory, an arbitrary code may be executed with the privilege of the user invoking EmoCheck.

Scores

CVSS	Score	Vector	Source
4.0	8.4 High	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	jpcert
3.0	7.8 High	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	jpcert

Weaknesses

CWE-427 Uncontrolled Search Path Element

Affected Products

Product	Versions
EmocheckJapan Computer Emergency Response Team Coordination Center (JPCERT/CC)	all versionsAffected

References

https://www.jpcert.or.jp/press/2026/PR20260410.html
https://github.com/JPCERTCC/EmoCheck/
https://jvn.jp/en/jp/JVN00263243/

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