How severe is CVE-2025-9574?

CVE-2025-9574 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-9574 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-9574?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-9574 have an EU (EUVD) identifier?

Yes. CVE-2025-9574 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35083.

When was CVE-2025-9574 published?

CVE-2025-9574 was published on 2025-10-20 and last updated on 2026-06-17.

CVE-2025-9574

CVE-2025-9574 is a critical-severity vulnerability with a CVSS 3.x base score of 10.0. 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-306.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
CVSS v4: 9.9
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-35083
Weakness: CWE-306
Published: 2025-10-20
Last modified: 2026-06-17

Description

Missing Authentication for Critical Function vulnerability in ABB ALS-mini-s4 IP, ABB ALS-mini-s8 IP.This issue affects . All firmware versions with the Serial Number from 2000 to 5166

Frequently asked questions

What is CVE-2025-9574?: Missing Authentication for Critical Function vulnerability in ABB ALS-mini-s4 IP, ABB ALS-mini-s8 IP.This issue affects . All firmware versions with the Serial Number from 2000 to 5166
How severe is CVE-2025-9574?: CVE-2025-9574 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-9574 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-9574?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-9574 have an EU (EUVD) identifier?: Yes. CVE-2025-9574 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35083.
When was CVE-2025-9574 published?: CVE-2025-9574 was published on 2025-10-20 and last updated on 2026-06-17.

References

https://search.abb.com/library/Download.aspx?DocumentID=4TZ00000006007&LanguageCode=en&DocumentPartId=PDF&Action=Launch

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