CVE-2026-15720

{"id": "CVE-2026-15720", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-15720", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-15T14:02:02.606987Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "74b3a70d-cca6-4d34-9789-e83b222ae3be", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.6, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 3.9}]}, "affected": [{"source": "74b3a70d-cca6-4d34-9789-e83b222ae3be", "affectedData": [{"vendor": "open5gs", "product": "open5gs", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "2.7.7"}], "defaultStatus": "unaffected"}]}], "published": "2026-07-14T19:16:51.470", "references": [{"url": "https://github.com/open5gs/open5gs/security/advisories/GHSA-f4mx-3x6p-cfwp", "source": "74b3a70d-cca6-4d34-9789-e83b222ae3be"}, {"url": "https://github.com/open5gs/open5gs/security/advisories/GHSA-f4mx-3x6p-cfwp", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "74b3a70d-cca6-4d34-9789-e83b222ae3be", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "In\u00a0Open5GS through version 2.7.7 a pre-authentication\u00a0heap out-of-bounds read in the AMF NAS 5GS mobile-identity handler may result in\u00a0subscriber-wide denial of service."}], "lastModified": "2026-07-15T20:58:48.720", "sourceIdentifier": "74b3a70d-cca6-4d34-9789-e83b222ae3be"}