How severe is CVE-2025-3222?

CVE-2025-3222 has a CVSS 4.0 base score of 9.3, rated critical severity.

Is CVE-2025-3222 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-3222?

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-2025-3222 have an EU (EUVD) identifier?

Yes. CVE-2025-3222 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-38265.

When was CVE-2025-3222 published?

CVE-2025-3222 was published on 2025-11-07 and last updated on 2026-06-17.

CVE-2025-3222

CVE-2025-3222 is a critical-severity vulnerability with a CVSS 4.0 base score of 9.3. 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-287.

Key facts

Severity: Critical (CVSS 4.0 base score 9.3)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-38265
Weakness: CWE-287
Published: 2025-11-07
Last modified: 2026-06-17

Description

Improper Authentication vulnerability in GE Vernova Smallworld on Windows, Linux allows Authentication Abuse.This issue affects Smallworld: 5.3.3 and prior versions for Linux, and 5.3.4. and prior versions for Windows.

Frequently asked questions

What is CVE-2025-3222?: Improper Authentication vulnerability in GE Vernova Smallworld on Windows, Linux allows Authentication Abuse.This issue affects Smallworld: 5.3.3 and prior versions for Linux, and 5.3.4. and prior versions for Windows.
How severe is CVE-2025-3222?: CVE-2025-3222 has a CVSS 4.0 base score of 9.3, rated critical severity.
Is CVE-2025-3222 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-3222?: 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-2025-3222 have an EU (EUVD) identifier?: Yes. CVE-2025-3222 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-38265.
When was CVE-2025-3222 published?: CVE-2025-3222 was published on 2025-11-07 and last updated on 2026-06-17.

References

https://www.gevernova.com/content/dam/cyber_security/global/en_US/pdfs/SecurityAdvisory_ImproperAuthentication_SWMFS.pdf

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CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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