CVE-2023-23920

4.2 MEDIUM 0.5% exploit odds Fix listed

What it is

An untrusted search path vulnerability exists in Node.js. <19.6.1, <18.14.1, <16.19.1, and <14.21.3 that could allow an attacker to search and potentially load ICU data when running with elevated privileges.

At a glance

Exploitability: Can be exploited locally on the machine with an admin-level account, but needs a user to act. High risk of data tampering.
Exploit odds: 0.5% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2023-02-23 20:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 05:38 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.5% in the next 30 days (EPSS).
Severity: 4.2 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2023-02-23 20:15 UTC
Last modified: 2026-06-17 05:38 UTC
Exploit probability: 0.5% · EPSS, next 30 days
Weakness: CWE-426
Record status: Modified

Affected

Nodejs node.js ≤ 14.14.0
Nodejs node.js < 14.21.3
Nodejs node.js ≤ 16.12.0
Nodejs node.js < 16.19.1
Nodejs node.js ≤ 18.11.0
Nodejs node.js < 18.14.1
Nodejs node.js < 19.6.1
Debian Linux 10.0

Attack profile CVSS 3.1 · 4.2

Attack vector: Local
Complexity: Low
Privileges needed: High
User interaction: Required
Scope: Unchanged
Confidentiality: None
Integrity: High
Availability: None

Raw vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-23920.md and follow it. Check whether this project is affected by CVE-2023-23920. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record