CVE record · CVE-2026-16438

An arbitrary operation vulnerability in GENESIS64, ICONICS Suite, Hyper Historian, AnalytiX, MobileHMI, and MC Works64

CVSS 9.4 CriticalCriticalEPSS 0.0029 · 21st percentile

Critical, because:

CVSS score 9.4: 9.0 or more.

Published by the CVE Program (CNA: Mitsubishi) at 15 Oct 2026, 08:31 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Mitsubishi Electric Corporation	GENESIS64	affected versions 10.97.3 and prior Other versions: unaffected
Mitsubishi Electric Iconics Digital Solutions	GENESIS64	affected versions 10.97.3 and prior Other versions: unaffected
Mitsubishi Electric Corporation	ICONICS Suite	affected versions 10.97.3 and prior Other versions: unaffected
Mitsubishi Electric Iconics Digital Solutions	ICONICS Suite	affected versions 10.97.3 and prior Other versions: unaffected
Mitsubishi Electric Corporation	Hyper Historian	affected versions 10.97.3 and prior Other versions: unaffected
Mitsubishi Electric Iconics Digital Solutions	Hyper Historian	affected versions 10.97.3 and prior Other versions: unaffected
Mitsubishi Electric Corporation	AnalytiX	affected versions 10.97.3 and prior Other versions: unaffected
Mitsubishi Electric Iconics Digital Solutions	AnalytiX	affected versions 10.97.3 and prior Other versions: unaffected
Mitsubishi Electric Corporation	MobileHMI	affected versions 10.97.3 and prior Other versions: unaffected
Mitsubishi Electric Iconics Digital Solutions	MobileHMI	affected versions 10.97.3 and prior Other versions: unaffected
Mitsubishi Electric Corporation	MC Works64	affected all versions Other versions: unaffected

Identifiers: CVE-2026-16438
CNA: Mitsubishi
Weakness (CWE): CWE-266
Tags: Mitsubishi Electric Corporation GENESIS64
Mitsubishi Electric Iconics Digital Solutions GENESIS64
Mitsubishi Electric Corporation ICONICS Suite
Mitsubishi Electric Iconics Digital Solutions ICONICS Suite
Mitsubishi Electric Corporation Hyper Historian
Mitsubishi Electric Iconics Digital Solutions Hyper Historian
Mitsubishi Electric Corporation AnalytiX
Mitsubishi Electric Iconics Digital Solutions AnalytiX
Privilege escalation
Published: 15 Oct 2026
Updated: 5 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
9.4	Critical	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H	CNA (Mitsubishi)

CISA KEV Not listed.
EPSS 0.0029, the 21st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

15 Oct 2026, 08:31 UTC Confirmed by the CVE List
15 Oct 2026, 09:17 UTC Confirmed by NVD

Sources

References from the CNA

www.mitsubishielectric.com/psirt/vulnerability/pdf/2026-006_en.pdf vendor-advisory
jvn.jp/vu/JVNVU93251594 government-resource
www.cisa.gov/news-events/ics-advisories/icsa-26-300-02 government-resource

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.