CRITICAL 9.1 NVD
CVE-2026-8066
A directory traversal vulnerability in the file upload functionality of Hitachi Energy RTU500 end-of-life versions allows an unauthenticated attacker to write o
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.
References
This critical severity vulnerability with a CVSS score of 9.1 was published on 2026-09-29 via NVD.
Risk Timeline
CVE Disclosed2026-09-29 · 0 days ago
Remediation Resources
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