CVE-2026-58042

medium

Description

A flaw in Node.js can cause dns.resolveAny() Aborts the Node.js Process When a DNS Response Contains More Than 256 A Records. Repeated triggering of this condition can lead to denial of service. This vulnerability affects Node.js **26.x**, **24.x**, and **22.x**.

References

https://github.com/completetech-security/node-cve-2026-58042-check

https://github.com/CompleTetech-Security/node-cve-2026-58042-check

https://nodejs.org/en/blog/vulnerability/july-2026-security-releases

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-52553

Details

Source: Mitre, NVD

Published: 2026-08-04

Updated: 2026-10-23

Risk Information

CVSS v2

Base Score: 5.4

Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.9

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.00369