Mitsubishi Electric MC Works64 up to 10.97.3 privileges management

Summaryinfo

A vulnerability categorized as very critical has been discovered in Mitsubishi Electric GENESIS64, ICONICS Suite, Hyper Historian, AnalytiX, MobileHMI and MC Works64 up to 10.97.3. This affects an unknown part. Such manipulation leads to privileges management. This vulnerability is traded as CVE-2026-16438. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Mitsubishi Electric GENESIS64, ICONICS Suite, Hyper Historian, AnalytiX, MobileHMI and MC Works64 up to 10.97.3. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Incorrect Privilege Assignment vulnerability in Mitsubishi Electric GENESIS64 versions 10.97.3 and prior, ICONICS Suite versions 10.97.3 and prior, Hyper Historian versions 10.97.3 and prior, AnalytiX versions 10.97.3 and prior, MobileHMI 10.97.3 and prior, MC Works64 all versions, Mitsubishi Electric Iconics Digital Solutions GENESIS64 versions 10.97.3 and prior, ICONICS Suite versions 10.97.3 and prior, Hyper Historian versions 10.97.3 and prior, AnalytiX versions 10.97.3 and prior, and MobileHMI 10.97.3 and prior allows an attacker who can log in using the same administrator account for the affected products to launch and operate DCOM objects locally or remotely. During installation, the installers of the affected products unnecessarily grant default DCOM permissions to the administrator account of the affected products. Users with that administrator accounts can locally or remotely launch and operate DCOM objects that should require UAC elevation. As a result, the attacker may disclose, tamper with, destroy, or delete internal information, or cause the affected system to enter a denial-of-service (DoS) condition.

The advisory is available at mitsubishielectric.com. This vulnerability is handled as CVE-2026-16438 since 07/21/2026. The exploitation is known to be easy. The attack may be launched remotely. Additional levels of successful authentication are needed for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 10/15/2026). This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-101942). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Mitsubishi Electric

Name

• AnalytiX
• GENESIS64
• Hyper Historian
• ICONICS Suite
• MC Works64
• MobileHMI

Version

• 10.97.0
• 10.97.1
• 10.97.2
• 10.97.3

License

• commercial

CPE 2.3info

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CPE 2.2info

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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