CVE-2025-30403

{"id": "CVE-2025-30403", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-30403", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2025-07-11T19:22:21.366810Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.8}]}, "affected": [{"source": "cve-assign@fb.com", "affectedData": [{"vendor": "Facebook", "product": "mvfst", "versions": [{"status": "affected", "version": "v2025.03.24.00", "lessThan": "v2025.07.07.00", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2025-07-11T19:15:23.327", "references": [{"url": "https://github.com/facebook/mvfst/commit/65b297332191de6e867c4a3139a233fc84c0e7e0", "source": "cve-assign@fb.com"}, {"url": "https://www.facebook.com/security/advisories/cve-2025-30403", "source": "cve-assign@fb.com"}], "vulnStatus": "Deferred", "descriptions": [{"lang": "en", "value": "A heap-buffer-overflow vulnerability is possible in mvfst via a specially crafted message during a QUIC session. This issue affects mvfst versions prior to v2025.07.07.00."}, {"lang": "es", "value": "Es posible que mvfst presente una vulnerabilidad de desbordamiento del b\u00fafer de pila mediante un mensaje especialmente manipulado durante una sesi\u00f3n QUIC. Este problema afecta a las versiones de mvfst anteriores a la v2025.07.07.00."}], "lastModified": "2026-06-17T09:08:39.710", "sourceIdentifier": "cve-assign@fb.com"}