CVE-2026-58042

MediumCVSS 5.9/10Last modified Oct 23, 2026

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**.

Metrics

CVSS 3.0 5.9/10CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-400

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

Vendor	Product	Versions
nodejs	node	>= 26.5.0, <= 26.5.0; >= 24.18.0, <= 24.18.0; >= 22.23.1, <= 22.23.1

References

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

Timeline

Published: Aug 4, 2026
Last modified: Oct 23, 2026
NVD status: Awaiting Analysis

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