{"api_version":"1","generated_at":"2026-09-17T18:49:05+00:00","cve":"CVE-2026-73709","urls":{"html":"https://cve.report/CVE-2026-73709","api":"https://cve.report/api/cve/CVE-2026-73709.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-73709","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-73709"},"summary":{"title":"Unauthenticated Remote Code Execution during HPE Networking Fabric Composer Installation Process","description":"A vulnerability in the underlying operating system of HPE Networking Fabric Composer could allow an unauthenticated adjacent attacker to run arbitrary commands on the underlying host if certain preconditions outside of the attacker's control are met. Successful exploitation could allow an attacker to execute arbitrary commands on the underlying operating system.","state":"PUBLISHED","assigner":"hpe","published_at":"2026-09-01 20:17:18","updated_at":"2026-09-02 15:17:38"},"problem_types":["CWE-78","CWE-77","CWE-77 CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')"],"metrics":[{"version":"3.1","source":"security-alert@hpe.com","type":"Secondary","score":"8.3","severity":"HIGH","vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","baseScore":8.3,"baseSeverity":"HIGH","attackVector":"ADJACENT_NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"8.3","severity":"HIGH","vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","data":{"attackComplexity":"HIGH","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":8.3,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US","name":"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US","refsource":"security-alert@hpe.com","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-73709","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73709","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Hewlett Packard Enterprise (HPE)","product":"Fabric Composer","version":"affected 7.0.0 7.3.3 semver","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"This vulnerability was discovered by internal security research at HPE Networking.","lang":"en"}],"nvd_cpes":[{"cve_year":"2026","cve_id":"73709","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"arubanetworks","cpe5":"fabric_composer","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"73709","cve":"CVE-2026-73709","epss":"0.002070000","percentile":"0.108430000","score_date":"2026-09-06","updated_at":"2026-09-07 00:06:20"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-73709","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-09-02T14:38:41.555041Z","version":"2.0.3"},"type":"ssvc"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-77","description":"CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-02T14:38:56.377Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"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":"A vulnerability in the underlying operating system of HPE Networking Fabric Composer could allow an unauthenticated adjacent attacker to run arbitrary commands on the underlying host if certain preconditions outside of the attacker's control are met. Successful exploitation could allow an attacker to execute arbitrary commands on the underlying operating system."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":8.3,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"providerMetadata":{"dateUpdated":"2026-09-01T20:24:22.899Z","orgId":"eb103674-0d28-4225-80f8-39fb86215de0","shortName":"hpe"},"references":[{"url":"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US"}],"source":{"advisory":"HPESBNW05133","discovery":"INTERNAL"},"title":"Unauthenticated Remote Code Execution during HPE Networking Fabric Composer Installation Process","x_generator":{"engine":"Vulnogram 0.2.0"}}},"cveMetadata":{"assignerOrgId":"eb103674-0d28-4225-80f8-39fb86215de0","assignerShortName":"hpe","cveId":"CVE-2026-73709","datePublished":"2026-09-01T19:46:33.073Z","dateReserved":"2026-08-13T16:35:39.127Z","dateUpdated":"2026-09-02T14:38:56.377Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-01 20:17:18","lastModifiedDate":"2026-09-02 15:17:38","problem_types":["CWE-78","CWE-77","CWE-77 CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')"],"metrics":{"cvssMetricV31":[{"source":"security-alert@hpe.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","baseScore":8.3,"baseSeverity":"HIGH","attackVector":"ADJACENT_NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.6,"impactScore":6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-09-02T14:38:41.555041Z","id":"CVE-2026-73709","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:arubanetworks:fabric_composer:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3.4","matchCriteriaId":"E34E933B-FAAD-41AB-8FC3-0368FF82F047"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"73709","Ordinal":"1","Title":"Unauthenticated Remote Code Execution during HPE Networking Fabr","CVE":"CVE-2026-73709","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"73709","Ordinal":"1","NoteData":"A vulnerability in the underlying operating system of HPE Networking Fabric Composer could allow an unauthenticated adjacent attacker to run arbitrary commands on the underlying host if certain preconditions outside of the attacker's control are met. Successful exploitation could allow an attacker to execute arbitrary commands on the underlying operating system.","Type":"Description","Title":"Unauthenticated Remote Code Execution during HPE Networking Fabr"}]}}}