CVE-2026-58042: A flaw in Node.js can cause dns.resolveAny() Aborts the Node.js Process When a DNS Response Contains More Than 256 A Rec…
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**.
- Published by source
- 2026-08-04
- First seen by Reality Radar
- 2026-10-24
- Last verified
- 2026-10-24
What the official notice says
Risk: CVSS 5.9
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Sources
- NIST National Vulnerability Database Tier A · official published 2026-08-04
Evidence ledger
Every piece of evidence we store is appended to a public hash chain, so later edits are detectable. Anyone can re-verify it.
| Entry | Kind | Observed | Evidence hash | Entry hash |
|---|---|---|---|---|
| #1515 | new | 2026-10-24 | 64a03f18d3d8…7dc90c | b35d3b80e986…1f6f32 |
Chain head: #1565 7d9afd922511…68b9c7