CVE-2026-2459 - Vulnerability Details - OpenCVE

A vulnerability exists in REB500 for an authenticated user with Installer role to access and alter the contents of directories that the role is not authorized to do so.

Attack Vector Network

Attack Complexity Low

Privileges Required High

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Hitachienergy	Relion Reb500

No data.

No data.

References

Link	Providers
https://publisher.hitachienergy.com/preview?DocumentID=8DBD000217&LanguageCode=en&DocumentPartId=&Action=Launch

History

Wed, 25 Feb 2026 12:00:00 +0000

Type	Values Removed	Values Added
First Time appeared		Hitachienergy Hitachienergy relion Reb500
Vendors & Products		Hitachienergy Hitachienergy relion Reb500

Tue, 24 Feb 2026 14:00:00 +0000

Type	Values Removed	Values Added
Description		A vulnerability exists in REB500 for an authenticated user with Installer role to access and alter the contents of directories that the role is not authorized to do so.
Weaknesses		CWE-267
References		https://publisher.hitachienergy.com/preview?DocumentID=8DBD000217&LanguageCode=en&DocumentPartId=&Action=Launch
Metrics		cvssV4_0 `{'score': 7.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: Hitachi Energy

Published: 2026-02-24T13:21:42.470Z

Updated: 2026-02-24T13:42:34.978Z

Reserved: 2026-02-13T11:08:24.044Z

Link: CVE-2026-2459

Vulnrichment

No data.

NVD

Status : Awaiting Analysis

Published: 2026-02-24T14:16:23.477

Modified: 2026-02-24T21:52:01.367

Link: CVE-2026-2459

Redhat

No data.

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