CVE-2026-58042CWE-400denial-of-service

CVE-2026-58042

Medium · published August 4, 2026

CVSS v3.0
5.9
EPSS
0%
Percentile
29.7
In the wild
Unconfirmed
What it is

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**.

The record
Technical detail
CVSS v3.0
5.9 · MEDIUM
Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00369 · 29.7th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2026-08-04T05:16Z
References (1)
https://nodejs.org/en/blog/vulnerability/july-2026-security-releases · [email protected]
EPSS history
Timeline
  • 04 AUG 00:49Z
    A flaw in Node.js can cause dns.resolveAny() Aborts the Node.js Process When a DNS Response Contains More Than 256 A Records
    cvelistv5