How severe is CVE-2025-39204?

CVE-2025-39204 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-39204 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-39204?

CVE-2025-39204 affects Hitachienergy Microscada X Sys600. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-39204?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-39204 have an EU (EUVD) identifier?

Yes. CVE-2025-39204 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19015.

When was CVE-2025-39204 published?

CVE-2025-39204 was published on 2025-06-24 and last updated on 2026-06-17.

CVE-2025-39204

CVE-2025-39204 is a medium-severity vulnerability in Hitachienergy Microscada X Sys600 with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 8.5
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19015
Weakness: CWE-200
Affected product: Hitachienergy Microscada X Sys600
Published: 2025-06-24
Last modified: 2026-06-17

Description

A vulnerability exists in the Web interface of the MicroSCADA X SYS600 product. The filtering query in the Web interface can be malformed, so returning data can leak unauthorized information to the user.

Frequently asked questions

What is CVE-2025-39204?: A vulnerability exists in the Web interface of the MicroSCADA X SYS600 product. The filtering query in the Web interface can be malformed, so returning data can leak unauthorized information to the user.
How severe is CVE-2025-39204?: CVE-2025-39204 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-39204 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-39204?: CVE-2025-39204 affects Hitachienergy Microscada X Sys600. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-39204?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-39204 have an EU (EUVD) identifier?: Yes. CVE-2025-39204 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19015.
When was CVE-2025-39204 published?: CVE-2025-39204 was published on 2025-06-24 and last updated on 2026-06-17.

References

https://publisher.hitachienergy.com/preview?DocumentID=8DBD000218&LanguageCode=en&DocumentPartId=&Action=Launch

Affected products (1)

cpe:2.3:a:hitachienergy:microscada_x_sys600:*:*:*:*:*:*:*:*

More vulnerabilities in Hitachienergy Microscada X Sys600

CVE-2024-4872 — Critical (CVSS 9.9): A vulnerability exists in the query validation of the MicroSCADA Pro/X SYS600 product. If exploited this could allow an…
CVE-2024-3980 — Critical (CVSS 9.9): The MicroSCADA Pro/X SYS600 product allows an authenticated user input to control or influence paths or file names that…
CVE-2022-3388 — High (CVSS 8.8): An input validation vulnerability exists in the Monitor Pro interface of MicroSCADA Pro and MicroSCADA X SYS600. An…
CVE-2022-29490 — High (CVSS 8.5): Improper Authorization vulnerability exists in the Workplace X WebUI of the Hitachi Energy MicroSCADA X SYS600 allows…
CVE-2024-7940 — High (CVSS 8.3): The product exposes a service that is intended for local only to all network interfaces without any authentication.
CVE-2024-3982 — High (CVSS 8.2): An attacker with local access to machine where MicroSCADA X SYS600 is installed, could enable the session logging…

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