What’s Vulnerable › Vulnerabilities
CVE-2026-8067
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-29 · updated 2026-09-29
- Weakness: CWE-862
Description
An improper authorization vulnerability in the end-of-life versions of RTU500’s web application allows an authenticated user to trigger the RTU500 to reboot through the reset endpoint. Successful exploitation could cause temporary device unavailability and disruption of its intended operation.
Affected products
- Hitachi Energy RTU500 series CMU firmware: from 9.0 before 12.0 — fixed in 12.0
How to fix
Upgrade to a fixed version: Hitachi Energy RTU500 series CMU firmware 12.0. Check the vendor advisory for mitigations.
References
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