{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-76721", "assignerOrgId": "eb103674-0d28-4225-80f8-39fb86215de0", "state": "PUBLISHED", "assignerShortName": "hpe", "dateReserved": "2026-08-19T16:12:51.872Z", "datePublished": "2026-09-29T19:28:33.479Z", "dateUpdated": "2026-09-29T19:28:33.479Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "affected", "product": "Instant ON", "vendor": "Hewlett Packard Enterprise (HPE)", "versions": [{"lessThanOrEqual": "3.4.1.0", "status": "affected", "version": "0.0.0.0", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "reporter", "value": "Internal security research (HPE Networking)."}], "descriptions": [{"lang": "en", "value": "Buffer overflow vulnerability exists in the affected interface of HPE Networking Instant ON that could allow an unauthenticated remote attacker to run arbitrary code on the underlying host. Successful exploitation could allow an attacker to execute arbitrary code as a privileged user on the underlying operating system."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "availabilityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "providerMetadata": {"orgId": "eb103674-0d28-4225-80f8-39fb86215de0", "shortName": "hpe", "dateUpdated": "2026-09-29T19:28:33.479Z"}, "references": [{"url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05150en_us&docLocale=en_US"}], "source": {"advisory": "HPESBNW05150", "discovery": "INTERNAL"}, "title": "Unauthenticated Buffer Overflow Vulnerability leads to Remote Code Execution in HPE Networking Instant ON APs", "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "affected", "product": "Instant ON", "vendor": "Hewlett Packard Enterprise (HPE)", "versions": [{"lessThanOrEqual": "3.4.1.0", "status": "affected", "version": "0.0.0.0", "versionType": "semver"}]}], "source": "security-alert@hpe.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Buffer overflow vulnerability exists in the affected interface of HPE Networking Instant ON that could allow an unauthenticated remote attacker to run arbitrary code on the underlying host. Successful exploitation could allow an attacker to execute arbitrary code as a privileged user on the underlying operating system."}], "id": "CVE-2026-76721", "lastModified": "2026-09-29T21:39:02.570", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "security-alert@hpe.com", "type": "Secondary"}]}, "published": "2026-09-29T20:17:24.073", "references": [{"source": "security-alert@hpe.com", "url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05150en_us&docLocale=en_US"}], "sourceIdentifier": "security-alert@hpe.com", "vulnStatus": "Awaiting Analysis"}

{}

{}