CVE-2026-115680

{"id": "CVE-2026-115680", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-115680", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-26T16:25:07.358490Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 3.9}]}, "affected": [{"source": "arm-security@arm.com", "affectedData": [{"vendor": "Keil", "product": "MDK-Middleware", "versions": [{"status": "affected", "version": "8.0.0", "versionType": "semver", "lessThanOrEqual": "8.3.0"}], "defaultStatus": "unaffected"}]}], "published": "2026-10-26T16:17:17.567", "references": [{"url": "https://support.arm.com/documentation/112560", "source": "arm-security@arm.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "arm-security@arm.com", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "Arm Keil MDK-Middleware 8.0.0-8.3.0 may allow\u00a0DHCPv6 Option-Walk Over-Reads and Unintended Data Retransmission"}], "lastModified": "2026-10-26T17:17:17.317", "sourceIdentifier": "arm-security@arm.com"}