CVE-2026-73728

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-73728", "assignerOrgId": "eb103674-0d28-4225-80f8-39fb86215de0", "state": "PUBLISHED", "assignerShortName": "hpe", "dateReserved": "2026-08-13T16:37:06.403Z", "datePublished": "2026-09-01T19:47:05.358Z", "dateUpdated": "2026-09-02T18:58:00.125Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "affected", "product": "Fabric Composer", "vendor": "Hewlett Packard Enterprise (HPE)", "versions": [{"lessThanOrEqual": "7.3.3", "status": "affected", "version": "7.0.0", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "reporter", "value": "This vulnerability was discovered by internal security research at HPE Networking."}], "descriptions": [{"lang": "en", "value": "Denial-of-service vulnerabilities exist in the API of HPE Networking Fabric Composer that could allow an authenticated low privilege operator user to cause a denial of service. Successful exploitation could allow an attacker to interrupt the normal operation of the affected service."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "providerMetadata": {"orgId": "eb103674-0d28-4225-80f8-39fb86215de0", "shortName": "hpe", "dateUpdated": "2026-09-01T20:24:38.477Z"}, "references": [{"url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US"}], "source": {"advisory": "HPESBNW05133", "discovery": "INTERNAL"}, "title": "Authenticated Denial of Service Vulnerabilities in HPE Networking Fabric Composer API", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-400", "lang": "en", "description": "CWE-400 Uncontrolled Resource Consumption"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-02T16:22:55.594960Z", "id": "CVE-2026-73728", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-02T18:58:00.125Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-73728", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-02T16:22:55.594960Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-400", "description": "CWE-400 Uncontrolled Resource Consumption"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-02T16:23:50.306Z"}}], "cna": {"title": "Authenticated Denial of Service Vulnerabilities in HPE Networking Fabric Composer API", "source": {"advisory": "HPESBNW05133", "discovery": "INTERNAL"}, "credits": [{"lang": "en", "type": "reporter", "value": "This vulnerability was discovered by internal security research at HPE Networking."}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Hewlett Packard Enterprise (HPE)", "product": "Fabric Composer", "versions": [{"status": "affected", "version": "7.0.0", "versionType": "semver", "lessThanOrEqual": "7.3.3"}], "defaultStatus": "affected"}], "references": [{"url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US"}], "x_generator": {"engine": "Vulnogram 0.2.0"}, "descriptions": [{"lang": "en", "value": "Denial-of-service vulnerabilities exist in the API of HPE Networking Fabric Composer that could allow an authenticated low privilege operator user to cause a denial of service. Successful exploitation could allow an attacker to interrupt the normal operation of the affected service."}], "providerMetadata": {"orgId": "eb103674-0d28-4225-80f8-39fb86215de0", "shortName": "hpe", "dateUpdated": "2026-09-01T20:24:38.477Z"}}}, "cveMetadata": {"cveId": "CVE-2026-73728", "state": "PUBLISHED", "dateUpdated": "2026-09-02T18:58:00.125Z", "dateReserved": "2026-08-13T16:37:06.403Z", "assignerOrgId": "eb103674-0d28-4225-80f8-39fb86215de0", "datePublished": "2026-09-01T19:47:05.358Z", "assignerShortName": "hpe"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "affected", "product": "Fabric Composer", "vendor": "Hewlett Packard Enterprise (HPE)", "versions": [{"lessThanOrEqual": "7.3.3", "status": "affected", "version": "7.0.0", "versionType": "semver"}]}], "source": "security-alert@hpe.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:arubanetworks:fabric_composer:*:*:*:*:*:*:*:*", "matchCriteriaId": "9D4FBA23-A05C-4C71-9AC4-67F7F68C7A35", "versionEndIncluding": "7.3.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Denial-of-service vulnerabilities exist in the API of HPE Networking Fabric Composer that could allow an authenticated low privilege operator user to cause a denial of service. Successful exploitation could allow an attacker to interrupt the normal operation of the affected service."}], "id": "CVE-2026-73728", "lastModified": "2026-09-03T15:14:16.910", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-alert@hpe.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-73728", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-02T16:22:55.594960Z", "version": "2.0.3"}}]}, "published": "2026-09-01T20:17:20.380", "references": [{"source": "security-alert@hpe.com", "tags": ["Vendor Advisory"], "url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US"}], "sourceIdentifier": "security-alert@hpe.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[7.0.0,7.3.3]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Fabric Composer", "source": "cna", "vendor": "Hewlett Packard Enterprise (HPE)"}, "product": "fabric_composer", "vendor": "hewlett_packard_enterprise_(hpe)"}], "created": "2026-09-02T02:00:13.203122+00:00", "updated": "2026-09-02T16:44:26.945842+00:00", "vendors": ["hewlett_packard_enterprise_(hpe)", "hewlett_packard_enterprise_(hpe)$PRODUCT$fabric_composer"], "weaknesses": ["CWE-400"]}