CVE-2026-9854
High
Description
A vulnerability exists in SYS600 RBAC mechanism where users having access to the engineering tools could elevate their privileges to administrator level on the underlying Windows host, granting themselves full control over the host machine.
SeverityHigh
CVSS7.8
Exploit probability—
ProductHitachienergy Microscada X
PublishedSep 3, 2026
First seenSep 3, 2026
Weakness typeCWE-303CWE-303
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| hitachienergy microscada_x_sys600 | 10.0 ≤ v ≤ 10.7 | — |
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