Vulnerability · Published Oct 27, 2026 · Assigned by Hitachi Energy
CVE-2026-13162
High 7.7
In plain English
A high-severity OS command injection in CoreTec 4 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
An OS command vulnerability exists in CoreTec product that allows authenticated users with certain roles to execute arbitrary system commands with full control over the device. The vulnerability exists in the configuration daemon's time synchronization handler, which is responsible for setting the system time-zone. When processing time-zone configuration updates, the daemon constructs a shell command by concatenating user-supplied input without any sanitization or validation.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Hitachi Energy | CoreTec 5 | 3.0.0 – through 5.0.0 |
| Hitachi Energy | CoreTec 4 | 3.0.0 – through 3.4.0 |
Weakness: CWE-78 · Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N