CVE-2026-8676

{"id": "CVE-2026-8676", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-8676", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-05-26T20:47:10.839195Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "product-security@silabs.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "affected": [{"source": "product-security@silabs.com", "affectedData": [{"vendor": "silabs.com", "product": "Simplicity SDK", "versions": [{"status": "affected", "version": "0", "lessThan": "2024.12.0", "versionType": "semver"}], "packageName": "Bluetooth LE SDK", "defaultStatus": "unaffected"}]}], "published": "2026-05-26T21:16:44.630", "references": [{"url": "https://community.silabs.com/068Vm00000p3N9C", "source": "product-security@silabs.com"}, {"url": "https://www.silabs.com/documents/public/release-notes/bt-software-release-notes-9.0.0.0.pdf", "source": "product-security@silabs.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "product-security@silabs.com", "description": [{"lang": "en", "value": "CWE-290"}]}], "descriptions": [{"lang": "en", "value": "An attacker is able to downgrade the security of a Bluetooth LE connection by deleting an existing bond, spoofing the bonded device and creating a new bond."}, {"lang": "es", "value": "Un atacante puede degradar la seguridad de una conexi\u00f3n Bluetooth LE eliminando un enlace existente, suplantando el dispositivo enlazado y creando un nuevo enlace."}], "lastModified": "2026-07-23T11:10:00.120", "sourceIdentifier": "product-security@silabs.com"}