CVE-2026-8065

Vendor

Hitachi Energy

Product

Hitachi Energy grid products, Industrial automation (Japan / robotics)

CVSS

9.1

Exposure class

OT / ICS

Every item in the archive that references this CVE, highest rank first. Headlines open the publisher.

1. 29
   CVE NVD 29 Sep 2026

   An authentication bypass vulnerability in the firmware update endpoint of Hitachi Energy RTU500 end-of-life versions allows an unauthenticated…

   An authentication bypass vulnerability in the firmware update endpoint of Hitachi Energy RTU500 end-of-life versions allows an unauthenticated attacker to upload arbitrary firmware through a crafted POST request. Successful…

   CVSS 9.1 No fix yet CVE-2026-8065 Hitachi Energy
2. 21
   CISA advisory CISA 25d ago

   Hitachi Energy RTU500

   Hitachi Energy is publishing this cybersecurity advisory in response to the security findings reported by Dragos affecting end-of-life RTU500 CMU firmware version 9.x. The reported findings are associated with legacy RTU500…

   CVSS 3.1 No fix yet CVE-2026-8065CVE-2026-8066CVE-2026-8067+3 more Hitachi Energy