High 8.4Published Apr 10, 2026

CVE-2026-28704Emocheck insecurely loads Dynamic Link Libraries (DLLs).

Updated under an hour ago (Oct 27, 2026, 12:10 AM ET)

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It affects Japan Computer Emergency Response Team Coordination Center (JPCERT/CC) Emocheck and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Japan Computer Emergency Response Team Coordination Center (JPCERT/CC) Emocheck

Exploited in the last 30 days

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.

CVSS: 8.4 HIGH (v4.0, CNA)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
Weakness (CWE): CWE-427
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: jpcert
NVD analysis: Analyzed
Record last updated: Apr 10, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Japan Computer Emergency Response Team Coordination Center (JPCERT/CC) Emocheck japan_computer_emergency_response_team_coordination_center_jpcert_cc:emocheck (from the name)	all versions	CNA record
jpcert emocheck jpcert:emocheck	all versions	NVD

References

References

https://www.jpcert.or.jp/press/2026/PR20260410.html	third-party-advisory
https://github.com/JPCERTCC/EmoCheck/	product
https://jvn.jp/en/jp/JVN00263243/	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.