1. Home
  2. CVE Database
  3. CVE-2026-9853
HIGH · 7.8

CVE-2026-9853

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...

Vulnerability 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 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
HitachienergyMicroscada X Sys600>= 10.0, <= 10.8

Related Weaknesses (CWE)

CWE-303

References

FAQ

What is CVE-2026-9853?

CVE-2026-9853 is a vulnerability with a CVSS score of 7.8 (HIGH). 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...

How severe is CVE-2026-9853?

CVE-2026-9853 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-9853?

Check the references section above for vendor advisories and patch information. Affected products include: Hitachienergy Microscada X Sys600.