CVE-2026-76746

{"id": "CVE-2026-76746", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-76746", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-07T19:20:35.677360Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-alert@hpe.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.3, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.8, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security-alert@hpe.com", "affectedData": [{"vendor": "Hewlett Packard Enterprise (HPE)", "product": "AOS-Switch (AOS-S)", "versions": [{"status": "affected", "version": "16.11.0000", "versionType": "semver", "lessThanOrEqual": "16.11.0031"}], "defaultStatus": "affected"}]}], "published": "2026-10-06T20:17:29.957", "references": [{"url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05156en_us&docLocale=en_US", "source": "security-alert@hpe.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "An unauthenticated buffer overflow vulnerability exists in AOS-S. Successful exploitation could allow an unauthenticated adjacent attacker to expose sensitive memory contents and cause a denial of service on the affected device."}], "lastModified": "2026-10-07T20:17:14.430", "sourceIdentifier": "security-alert@hpe.com"}