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. …

Medium CVSS 5.9

CVECVE-2026-58042

First seen2026-08-04 02:15 UTC

Disclosed2026-08-04 01:16 UTC

Last updated2026-08-04 02:15 UTC

Channel statusauto

Summary

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**.

In-depth triage · Auto channel

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Sources

NVD DATABASE

Original Links

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

Timeline

2026-08-04 nvd_ingest NVD