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CVE-2026-8066

Hitachi Energy / RTU500 series CMU firmware PUBLISHED

Description (CNA)

A directory traversal vulnerability in the file upload functionality of Hitachi Energy RTU500 end-of-life versions allows an unauthenticated attacker to write or overwrite arbitrary files on the device file system. Depending on the files affected, successful exploitation could result in unauthorized modification of device data or disruption of the device’s intended operation.

Affected (CNA)

Vendor / productVersions
Hitachi Energy / RTU500 series CMU firmwareaffected 9.0 before 12.0

CWE

CWE-23

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.