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ALPINE-CVE-2026-48618

Type: advisorySource: OSV1 source record

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**.

Announced Source revision 1
Original source ↗

ALPINE-CVE-2026-48618

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:ALPINE-CVE-2026-48618

nodejs

Source reference: /affected/0/package/name

Affected versions
Not stated in this record
Fixed versions
22.23.0-r0

Source reference: /affected/0/ranges

Prerequisites
Not stated in this record

nodejs

Source reference: /affected/1/package/name

Affected versions
Not stated in this record
Fixed versions
22.23.0-r0

Source reference: /affected/1/ranges

Prerequisites
Not stated in this record

nodejs

Source reference: /affected/2/package/name

Affected versions
Not stated in this record
Fixed versions
24.17.0-r0

Source reference: /affected/2/ranges

Prerequisites
Not stated in this record

nodejs

Source reference: /affected/3/package/name

Affected versions
Not stated in this record
Fixed versions
24.17.0-r0

Source reference: /affected/3/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "22.23.0-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "nodejs",
      "purl": "pkg:apk/alpine/nodejs?arch=source",
      "ecosystem": "Alpine:v3.21"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-48618.json"
    },
    "ecosystem_specific": {}
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "22.23.0-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "nodejs",
      "purl": "pkg:apk/alpine/nodejs?arch=source",
      "ecosystem": "Alpine:v3.22"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-48618.json"
    },
    "ecosystem_specific": {}
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "24.17.0-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "nodejs",
      "purl": "pkg:apk/alpine/nodejs?arch=source",
      "ecosystem": "Alpine:v3.23"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-48618.json"
    },
    "ecosystem_specific": {}
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "24.17.0-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "nodejs",
      "purl": "pkg:apk/alpine/nodejs?arch=source",
      "ecosystem": "Alpine:v3.24"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-48618.json"
    },
    "ecosystem_specific": {}
  }
]

Publisher severity

No explicit severity was provided.

Event
#54465 · Revision 1
Added to Heist Feed
Publisher date
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