Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
nodejs node — A flaw in Node.js TLS hostname handling can cause Node.js unicode dot separator handling can lead to tls wildcard-depth authentication by…
AV AC PR UI S C I A CVSS EPSS %ile KEV
N L L N U H N N 6.5 .0323 87.2 —
AFFECTED
Product Versions Fixed
node 22.22.3 – —
TIMELINE
May 22 Reserved by hackerone
Jun 26 Published (CNA: hackerone)
Aug 10 RESCORED — CVE-2026-48618 (nodejs node). CVSS 7.7 → 6.5 (NVD).
Description
A flaw in Node.js TLS hostname handling can cause Node.js unicode dot separator handling can lead to tls wildcard-depth authentication bypass due to resolver and verifier hostname normalization mismat.
This can lead to confidentiality impact or bypass of the intended security boundary under affected configurations.
This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
|---|
| May 22, 2026 | Reserved | Reserved by hackerone |
| June 26, 2026 | Published | Published (CNA: hackerone) |
| August 10, 2026 | RESCORED | RESCORED — CVE-2026-48618 (nodejs node). CVSS 7.7 → 6.5 (NVD). |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| nodejs | node | — | 22.22.3 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-48618 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.