---
title: "CVE-2026-16437: Mitsubishi Electric GENESIS - Broken Authentication"
description: "Mitsubishi Electric GENESIS, GENESIS64, ICONICS Suite, Hyper Historian, AnalytiX, MobileHMI, IoTWorX, MC Works64, GENESIS32, and BizViz (various versions) contain a weak password recovery mechanism caused by tampering with the management file storing the challenge response, letting authenticated local administrators disclose, tamper, or cause denial of service, exploit requires administrative privileges."
url: https://panop.io/threat-heartbeat/CVE-2026-16437/
---

# CVE-2026-16437 Mitsubishi Electric GENESIS - Broken Authentication

Mitsubishi Electric GENESIS, GENESIS64, ICONICS Suite, Hyper Historian, AnalytiX, MobileHMI, IoTWorX, MC Works64, GENESIS32, and BizViz (various versions) contain a weak password recovery mechanism caused by tampering with the management file storing the challenge response, letting authenticated local administrators disclose, tamper, or cause denial of service, exploit requires administrative privileges.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-16437)

## Details

Type

Broken Authentication

Impact

Information Disclosure, Data Tampering, Denial Of Service

CVSS vector

CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Published

15 October 2026

Updated

15 October 2026

Weakness

[CWE-640](https://cwe.mitre.org/data/definitions/640.html)

## Vendor fix

Update to the latest available versions with improved password recovery mechanisms.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-16437](https://nvd.nist.gov/vuln/detail/CVE-2026-16437)
- [https://jvn.jp/vu/JVNVU#93251594/](https://jvn.jp/vu/JVNVU#93251594/)
- [https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2026-006\_en.pdf](https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2026-006_en.pdf)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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