CVEvulnerability

CVE-2026-8065

9.1 CRITICAL Published 2026-09-29 Modified 2026-09-29 Official page ↗
Status
Awaiting Analysis
Published
2026-09-29
Last modified
2026-09-29
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.1 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Weaknesses
CWE-306

Description

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 exploitation could allow the attacker to modify device functionality or compromise the integrity or availability of the device.

Related

Weakness · CWE (1)

  • CWE-306 Missing Authentication for Critical Functionality weakness

References