FKIE_CVE-2026-46679

Vulnerability from fkie_nvd - Published: 2026-06-10 22:17 - Updated: 2026-07-23 09:10
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
libp2p is a JavaScript Implementation of libp2p networking stack. Prior to version 15.0.23, three cooperating omissions in @libp2p/gossipsub allow an unauthenticated single peer to exhaust the Node.js heap of any gossipsub node with default options. This issue has been patched in version 15.0.23.
References
security-advisories@github.comhttps://github.com/libp2p/js-libp2p/security/advisories/GHSA-4f8r-922h-2vgv
134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/libp2p/js-libp2p/security/advisories/GHSA-4f8r-922h-2vgv
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "js-libp2p",
          "vendor": "libp2p",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 15.0.23"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "libp2p is a JavaScript Implementation of libp2p networking stack. Prior to version 15.0.23, three cooperating omissions in @libp2p/gossipsub allow an unauthenticated single peer to exhaust the Node.js heap of any gossipsub node with default options. This issue has been patched in version 15.0.23."
    },
    {
      "lang": "es",
      "value": "libp2p es una implementaci\u00f3n de JavaScript de la pila de red libp2p. Antes de la versi\u00f3n 15.0.23, tres omisiones combinadas en @libp2p/gossipsub permiten que un \u00fanico par no autenticado agote la memoria heap de Node.js de cualquier nodo gossipsub con las opciones predeterminadas. Este problema ha sido parcheado en la versi\u00f3n 15.0.23."
    }
  ],
  "id": "CVE-2026-46679",
  "lastModified": "2026-07-23T09:10:00.113",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-46679",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-06-11T14:18:10.380346Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-06-10T22:17:00.300",
  "references": [
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/libp2p/js-libp2p/security/advisories/GHSA-4f8r-922h-2vgv"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "url": "https://github.com/libp2p/js-libp2p/security/advisories/GHSA-4f8r-922h-2vgv"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        },
        {
          "lang": "en",
          "value": "CWE-400"
        },
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}



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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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