CVE-2026-2460

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.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

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

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:hitachienergy:reb500_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:hitachienergy:reb500:-:*:*:*:*:*:*:*

History

17 Jun 2026, 10:31

Type	Values Removed	Values Added
Summary		(es) Existe una vulnerabilidad en REB500 para un usuario autenticado con privilegios de bajo nivel para acceder y alterar el contenido de directorios mediante el uso del protocolo DAC, para lo cual el usuario no está autorizado.

26 Feb 2026, 18:04

Type	Values Removed	Values Added
CPE		cpe:2.3:o:hitachienergy:reb500_firmware:::::::: cpe:2.3:h:hitachienergy:reb500:-:::::::*
First Time		Hitachienergy reb500 Firmware Hitachienergy reb500 Hitachienergy
References	~~() https://publisher.hitachienergy.com/preview?DocumentID=8DBD000217&LanguageCode=en&DocumentPartId=&Action=Launch -~~	() https://publisher.hitachienergy.com/preview?DocumentID=8DBD000217&LanguageCode=en&DocumentPartId=&Action=Launch - Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.1

24 Feb 2026, 14:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-24 14:16

Updated : 2026-06-17 10:31

NVD link : CVE-2026-2460

Mitre link : CVE-2026-2460

CVE.ORG link : CVE-2026-2460

JSON object : View

Products Affected

hitachienergy

reb500_firmware
reb500

CWE

CWE-267

Privilege Defined With Unsafe Actions

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