Vulnerability · Published Oct 27, 2026 · Assigned by Hitachi Energy
CVE-2026-10756
High 7.7
In plain English
A high-severity security flaw in TRO600 Series Firmware from Hitachi Energy. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Official description
TRO600 contains a vulnerability that allows an authenticated attacker to bypass network access restrictions and access services intended to be reachable only from localhost. By leveraging port forwarding, an attacker can interact with locally bound ports and services, resulting in unauthorized access to sensitive functionality and confidential information, and causing availability impact.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Hitachi Energy | TRO600 Series Firmware | 9.0.0.0 – through 9.2.1.6 |
Weakness: CWE-923 · Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N