VulnerabilityAwaiting Analysis

CVE-2026-58042

Repeated triggering of this condition can lead to denial of service.

MEDIUM 5.9EPSS 0.37%

Does this matter?

Lower severity and a low EPSS score (0.37%). Track it; it rarely justifies an emergency change on its own.

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**.

CVSS 3.0: 5.9 MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.37% probability · 30th percentile
CISA KEV: Not listed
Weakness: CWE-400
Source: support@hackerone.com

References

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

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.