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Multiple Vulnerabilities in Node.js 

Indian – Computer Emergency Response Team (https://www.cert-in.org.in)

Severity Rating: HIGH

Software Affected

Node.js versions prior to v20.19.4 (LTS)

Node.js versions prior to v22.17.1 (LTS)

Node.js versions prior to v24.4.1 (Current)

Overview

Multiple Vulnerabilities have been reported in Node.js which could be exploited by an attacker to bypass security restrictions or can cause Denial of Service condition on the targeted system.

Target Audience:

All end-user organizations and individuals using Node.js.

Risk Assessment:

High risk of unauthorized access to sensitive information and service disruption.

Impact Assessment:

Potential for data theft, system instability or system crash.

Description

Node.js is a widely used, open-source, cross-platform JavaScript runtime environment designed for building scalable and high-performance network applications.

These vulnerabilities exist in Node.js due to HashDoS attack in the V8 engine and improper input sanitization of path.normalize() function.

Successful Exploitation of these vulnerabilities could allow attackers to bypass security restrictions or can cause Denial of Service condition on the targeted system.

Solution

Apply appropriate updates as mentioned by the Vendor:

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

Vendor Information

Node.js

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

References

Node.js

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

CVE Name

CVE-2025-27209

CVE-2025-27210

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Thanks and Regards,

CERT-In

Incident Response Help Desk

e-mail: incident@cert-in.org.in

Phone: +91-11-22902657

Toll Free Number: 1800-11-4949

Toll Free Fax : 1800-11-6969

Web: http://www.cert-in.org.in

PGP Fingerprint: A768 083E 4475 5725 B81A A379 2156 C0C0 B620 D0B4

PGP Key information:

https://www.cert-in.org.in/s2cMainServlet?pageid=CONTACTUS

Postal address:

Indian Computer Emergency Response Team (CERT-In)

Ministry of Electronics and Information Technology

Government of India

Electronics Niketan

6, C.G.O. Complex

New Delhi-110 003

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