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CVE Vulnerability Details :
CVE-2026-1772
PUBLISHED
More InfoOfficial Page
Assigner-Hitachi Energy
Assigner Org ID-e383dce4-0c27-4495-91c4-0db157728d17
View Known Exploited Vulnerability (KEV) details
Published At-24 Feb, 2026 | 13:03
Updated At-28 Feb, 2026 | 02:19
Rejected At-
▼CVE Numbering Authority (CNA)

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.

Affected Products
Vendor
Hitachi Energy Ltd.Hitachi Energy
Product
RTU500 series CMU firmware
Default Status
unaffected
Versions
Affected
  • From 12.7.1 through 12.7.7 (custom)
  • From 13.5.1 through 13.5.4 (custom)
  • From 13.6.1 through 13.6.2 (custom)
  • From 13.7.1 through 13.7.7 (custom)
  • 13.8.1 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-280CWE-280 Improper Handling of Insufficient Permissions or Privileges
Type: CWE
CWE ID: CWE-280
Description: CWE-280 Improper Handling of Insufficient Permissions or Privileges
Metrics
VersionBase scoreBase severityVector
4.05.3MEDIUM
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
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
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-503CAPEC-503 WebView Exposure
CAPEC ID: CAPEC-503
Description: CAPEC-503 WebView Exposure
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://publisher.hitachienergy.com/preview?DocumentID=8DBD000237&LanguageCode=en&DocumentPartId=&Action=Launch
N/A
Hyperlink: https://publisher.hitachienergy.com/preview?DocumentID=8DBD000237&LanguageCode=en&DocumentPartId=&Action=Launch
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found