CVE-2026-46679

{"id": "CVE-2026-46679", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2026-06-10T22:17:00.300", "references": [{"url": "https://github.com/libp2p/js-libp2p/security/advisories/GHSA-4f8r-922h-2vgv", "source": "security-advisories@github.com"}, {"url": "https://github.com/libp2p/js-libp2p/security/advisories/GHSA-4f8r-922h-2vgv", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-401"}]}], "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."}], "lastModified": "2026-06-11T16:16:23.663", "sourceIdentifier": "security-advisories@github.com"}