{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-76734", "assignerOrgId": "eb103674-0d28-4225-80f8-39fb86215de0", "state": "PUBLISHED", "assignerShortName": "hpe", "dateReserved": "2026-08-19T16:13:18.140Z", "datePublished": "2026-09-29T19:28:52.406Z", "dateUpdated": "2026-09-29T19:28:52.406Z"}, "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": "A memory corruption vulnerability in the affected interface of HPE Networking Instant On could allow an unauthenticated remote attacker to conduct a denial of service attack. Successful exploitation could allow an attacker to interrupt the normal operation of the affected service and to access some limited information within the affected component."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "availabilityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "providerMetadata": {"orgId": "eb103674-0d28-4225-80f8-39fb86215de0", "shortName": "hpe", "dateUpdated": "2026-09-29T19:28:52.406Z"}, "references": [{"url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05150en_us&docLocale=en_US"}], "source": {"advisory": "HPESBNW05150", "discovery": "INTERNAL"}, "title": "Unauthenticated Memory Corruption Vulnerability leads to Denial-of-Service in HPE Networking Instant On", "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

{}

{"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": "A memory corruption vulnerability in the affected interface of HPE Networking Instant On could allow an unauthenticated remote attacker to conduct a denial of service attack. Successful exploitation could allow an attacker to interrupt the normal operation of the affected service and to access some limited information within the affected component."}], "id": "CVE-2026-76734", "lastModified": "2026-09-29T21:39:02.570", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 2.5, "source": "security-alert@hpe.com", "type": "Secondary"}]}, "published": "2026-09-29T20:17:25.767", "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"}

{}

{"created": "2026-09-29T21:45:17.092552+00:00", "updated": "2026-09-29T21:45:17.092558+00:00", "vendors": [], "weaknesses": ["CWE-119"]}