How severe is CVE-2025-27210?

CVE-2025-27210 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-27210 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-27210?

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

Does CVE-2025-27210 have an EU (EUVD) identifier?

Yes. CVE-2025-27210 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21939.

When was CVE-2025-27210 published?

CVE-2025-27210 was published on 2025-07-18 and last updated on 2026-06-17.

CVE-2025-27210

CVE-2025-27210 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-21939
Weakness: CWE-22
Published: 2025-07-18
Last modified: 2026-06-17

Description

An incomplete fix has been identified for CVE-2025-23084 in Node.js, specifically affecting Windows device names like CON, PRN, and AUX. This vulnerability affects Windows users of `path.join` API.

Frequently asked questions

What is CVE-2025-27210?: An incomplete fix has been identified for CVE-2025-23084 in Node.js, specifically affecting Windows device names like CON, PRN, and AUX. This vulnerability affects Windows users of `path.join` API.
How severe is CVE-2025-27210?: CVE-2025-27210 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-27210 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-27210?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-27210 have an EU (EUVD) identifier?: Yes. CVE-2025-27210 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21939.
When was CVE-2025-27210 published?: CVE-2025-27210 was published on 2025-07-18 and last updated on 2026-06-17.

References

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