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VULNERABILITIES

CVE-2026-8065 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:9.1 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://publisher.hitachienergy.com/preview?DocumentID=8DBD000251&LanguageCode=en&DocumentPartId=&Action=Launch [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-306Missing Authentication for Critical Function[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-8065
NVD Published Date:
Sep 29, 2026
NVD Last Modified:
Sep 29, 2026
Source:
[email protected]
CVE-2026-8065 Details - Not Deferred