What is CVE-2025-27210?

CVE-2025-27210 is a high-severity vulnerability in Nodejs Node. CVSS score: 7.5/10. Published 2025-07-18.

How severe is CVE-2025-27210?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2025-27210 known to be exploited?

8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Nodejs Node

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.

EPSS: 0.060 (90.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Nodejs Node — versions 20.0.0, 22.0.0, 24.0.0
Nodejs — versions 4.0, 5.0, 6.0

Public proof-of-concept exploits

References

nodejs.org/en/blog/vulnerability/july-2025-security-releases

Frequently asked questions

What is CVE-2025-27210?: CVE-2025-27210 is a high-severity vulnerability in Nodejs Node. CVSS score: 7.5/10. Published 2025-07-18.
How severe is CVE-2025-27210?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2025-27210 known to be exploited?: 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.