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NVD Vulnerability Details :
CVE-2026-1772
Analyzed
More InfoOfficial Page
Source-cybersecurity@hitachienergy.com
View Known Exploited Vulnerability (KEV) details
Published At-24 Feb, 2026 | 14:16
Updated At-27 Feb, 2026 | 18:56

RTU500 web interface: An unprivileged user can read user management information. The information cannot be accessed via the RTU500 web user interface but requires further tools like browser development utilities to access them without required privileges.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.05.3MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Primary3.15.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Type: Secondary
Version: 4.0
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Type: Primary
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CPE Matches
Hitachi Energy Ltd.
hitachienergy
>>rtu520_firmware>>Versions from 12.7.1(inclusive) to 12.7.7(inclusive)
cpe:2.3:o:hitachienergy:rtu520_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu520_firmware>>Versions from 13.5.1(inclusive) to 13.5.4(inclusive)
cpe:2.3:o:hitachienergy:rtu520_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu520_firmware>>Versions from 13.6.1(inclusive) to 13.6.2(inclusive)
cpe:2.3:o:hitachienergy:rtu520_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu520_firmware>>Versions from 13.7.1(inclusive) to 13.7.8(exclusive)
cpe:2.3:o:hitachienergy:rtu520_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu520_firmware>>13.8.1
cpe:2.3:o:hitachienergy:rtu520_firmware:13.8.1:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu520>>-
cpe:2.3:h:hitachienergy:rtu520:-:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu530_firmware>>Versions from 12.7.1(inclusive) to 12.7.7(inclusive)
cpe:2.3:o:hitachienergy:rtu530_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu530_firmware>>Versions from 13.5.1(inclusive) to 13.5.4(inclusive)
cpe:2.3:o:hitachienergy:rtu530_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu530_firmware>>Versions from 13.6.1(inclusive) to 13.6.2(inclusive)
cpe:2.3:o:hitachienergy:rtu530_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu530_firmware>>Versions from 13.7.1(inclusive) to 13.7.8(exclusive)
cpe:2.3:o:hitachienergy:rtu530_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu530_firmware>>13.8.1
cpe:2.3:o:hitachienergy:rtu530_firmware:13.8.1:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu530>>-
cpe:2.3:h:hitachienergy:rtu530:-:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu540_firmware>>Versions from 12.7.1(inclusive) to 12.7.7(inclusive)
cpe:2.3:o:hitachienergy:rtu540_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu540_firmware>>Versions from 13.5.1(inclusive) to 13.5.4(inclusive)
cpe:2.3:o:hitachienergy:rtu540_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu540_firmware>>Versions from 13.6.1(inclusive) to 13.6.2(inclusive)
cpe:2.3:o:hitachienergy:rtu540_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu540_firmware>>Versions from 13.7.1(inclusive) to 13.7.8(exclusive)
cpe:2.3:o:hitachienergy:rtu540_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu540_firmware>>13.8.1
cpe:2.3:o:hitachienergy:rtu540_firmware:13.8.1:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu540>>-
cpe:2.3:h:hitachienergy:rtu540:-:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu560_firmware>>Versions from 12.7.1(inclusive) to 12.7.7(inclusive)
cpe:2.3:o:hitachienergy:rtu560_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu560_firmware>>Versions from 13.5.1(inclusive) to 13.5.4(inclusive)
cpe:2.3:o:hitachienergy:rtu560_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu560_firmware>>Versions from 13.6.1(inclusive) to 13.6.2(inclusive)
cpe:2.3:o:hitachienergy:rtu560_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu560_firmware>>Versions from 13.7.1(inclusive) to 13.7.8(exclusive)
cpe:2.3:o:hitachienergy:rtu560_firmware:*:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu560_firmware>>13.8.1
cpe:2.3:o:hitachienergy:rtu560_firmware:13.8.1:*:*:*:*:*:*:*
Hitachi Energy Ltd.
hitachienergy
>>rtu560>>-
cpe:2.3:h:hitachienergy:rtu560:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-280Primarycybersecurity@hitachienergy.com
CWE ID: CWE-280
Type: Primary
Source: cybersecurity@hitachienergy.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://publisher.hitachienergy.com/preview?DocumentID=8DBD000237&LanguageCode=en&DocumentPartId=&Action=Launchcybersecurity@hitachienergy.com
Vendor Advisory
Hyperlink: https://publisher.hitachienergy.com/preview?DocumentID=8DBD000237&LanguageCode=en&DocumentPartId=&Action=Launch
Source: cybersecurity@hitachienergy.com
Resource:
Vendor Advisory
Change History
0Changes found
Details not found