CVE-2026-58040

Full vulnerability record from the local CVENow database.

Description

An incomplete fix has been identified in Node.js: HTTPS Agent TLS session reuse skips hostname verification across identity policies (incomplete fix of CVE-2026-48934). This vulnerability affects Node.js **22.x**, **24.x**, and **26.x**.

Severity

MEDIUM

CVSS score

6.3 (v3.0)

Vulnerability status

Awaiting Analysis

Source identifier

[email protected]

Published

2026-07-30 06:25:55.190000

Last modified

2026-10-23 22:10:00.160000

View original CVE JSON

{
  "id": "CVE-2026-58040",
  "sourceIdentifier": "[email protected]",
  "published": "2026-07-30T06:25:55.190",
  "lastModified": "2026-10-23T22:10:00.160",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An incomplete fix has been identified in Node.js: HTTPS Agent TLS session reuse skips hostname verification across identity policies (incomplete fix of CVE-2026-48934).\r\n\r\nThis vulnerability affects Node.js **22.x**, **24.x**, and **26.x**."
    },
    {
      "lang": "es",
      "value": "Se ha identificado una corrección incompleta en Node.js: la reutilización de sesión TLS del Agente HTTPS omite la verificación de nombre de host entre políticas de identidad (corrección incompleta de CVE-2026-48934).\n\nEsta vulnerabilidad afecta a Node.js 22.x, 24.x, y 26.x."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "nodejs",
          "product": "node",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "22.23.1",
              "lessThanOrEqual": "22.23.1",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "24.18.0",
              "lessThanOrEqual": "24.18.0",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "26.5.0",
              "lessThanOrEqual": "26.5.0",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N",
          "baseScore": 6.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 4.0
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-07-30T12:47:40.363604Z",
          "id": "CVE-2026-58040",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-297"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://nodejs.org/en/blog/vulnerability/july-2026-security-releases",
      "source": "[email protected]"
    }
  ]
}