CVE-2026-2460: Hitachienergy REB500 Firmware

High severity, CVSS 8.1. EPSS: 0.3% chance of exploitation in the next 30 days.

A vulnerability exists in REB500 for an authenticated user with low-level privileges to access and alter the content of directories by using the DAC protocol that the user is not authorized to do so.

Affected products

• Hitachienergy REB500 Firmware: before 8.3.3.1 (fixed in 8.3.3.1)

Published 2026-02-24. Last modified 2026-06-17.