CVE-2026-9853: CWE-303 Incorrect implementation of authentication algorithm in Hitachi Energy MicroSCADA SYS600
A vulnerability exists in SYS600 which allows any user authenticated to the operating system of the server hosting the application to read and modify application objects without being authenticated to the SYS600 system itself. Only the SYS600 system users should be permitted to view and modify application objects.
CVE-2026-9853: CWE-303 Incorrect implementation of authentication algorithm in Hitachi Energy MicroSCADA SYS600
Description
A vulnerability exists in SYS600 which allows any user authenticated to the operating system of the server hosting the application to read and modify application objects without being authenticated to the SYS600 system itself. Only the SYS600 system users should be permitted to view and modify application objects.
CVSS v4.0
Score 8.5high
Affected software
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Hitachi Energy
- Date Reserved
- 2026-05-28T15:04:56.583Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a992adaacd9273b49a53d8a
Added to database: 09/03/2026, 08:07:54 UTC
Last updated: 09/04/2026, 00:17:19 UTC
Views: 15
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