Vulnerability details
CVE-2026-9853
Hitachi Energy MicroSCADA SYS600
CVSS 4.0
8.5High
Official 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 scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.5High | 4.0 | CVEProject cvelistV5 (CNA) (Hitachi Energy) | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Hitachi Energy | MicroSCADA SYS600 | 10.0 ≤ v ≤ 10.8 | CVEProject cvelistV5 (CNA) |
References and advisories
1
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Details
- Published
- 2026-09-03
- Last updated
- 2026-09-03
- State
- Published
- Assigner (CNA)
- Hitachi Energy
Exploit prediction (EPSS)
0.14%
Probability of exploitation in 30 days
3.7%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-303Incorrect implementation of authentication algorithm