CVE-2026-73733

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-73733", "assignerOrgId": "eb103674-0d28-4225-80f8-39fb86215de0", "state": "PUBLISHED", "assignerShortName": "hpe", "dateReserved": "2026-08-13T16:37:26.896Z", "datePublished": "2026-09-01T19:47:12.665Z", "dateUpdated": "2026-09-01T20:24:42.500Z"}, "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": "Authentication bypasses in the API of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to circumvent existing authentication controls. Successful exploitation could allow an attacker to retain limited access to the affected system after that access should have been revoked."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "availabilityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "providerMetadata": {"orgId": "eb103674-0d28-4225-80f8-39fb86215de0", "shortName": "hpe", "dateUpdated": "2026-09-01T20:24:42.500Z"}, "references": [{"url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US"}], "source": {"advisory": "HPESBNW05133", "discovery": "INTERNAL"}, "title": "Authentication Bypasses in API allow Continued Authenticated Access in HPE Networking Fabric Composer", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-287", "lang": "en", "description": "CWE-287 Improper Authentication"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-01T20:18:02.964121Z", "id": "CVE-2026-73733", "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": "2026-09-01T20:18:06.351Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-73733", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-01T20:18:02.964121Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-287", "description": "CWE-287 Improper Authentication"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-01T20:17:58.307Z"}}], "cna": {"title": "Authentication Bypasses in API allow Continued Authenticated Access in HPE Networking Fabric Composer", "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": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "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": "Authentication bypasses in the API of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to circumvent existing authentication controls. Successful exploitation could allow an attacker to retain limited access to the affected system after that access should have been revoked."}], "providerMetadata": {"orgId": "eb103674-0d28-4225-80f8-39fb86215de0", "shortName": "hpe", "dateUpdated": "2026-09-01T20:24:42.500Z"}}}, "cveMetadata": {"cveId": "CVE-2026-73733", "state": "PUBLISHED", "dateUpdated": "2026-09-01T20:24:42.500Z", "dateReserved": "2026-08-13T16:37:26.896Z", "assignerOrgId": "eb103674-0d28-4225-80f8-39fb86215de0", "datePublished": "2026-09-01T19:47:12.665Z", "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": "Authentication bypasses in the API of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to circumvent existing authentication controls. Successful exploitation could allow an attacker to retain limited access to the affected system after that access should have been revoked."}], "id": "CVE-2026-73733", "lastModified": "2026-09-03T15:11:32.573", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "security-alert@hpe.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-73733", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-01T20:18:02.964121Z", "version": "2.0.3"}}]}, "published": "2026-09-01T20:17:20.910", "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-287"}], "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": "2026-09-02T02:00:13.202876+00:00", "updated": "2026-09-02T16:44:16.330580+00:00", "vendors": ["hewlett_packard_enterprise_(hpe)", "hewlett_packard_enterprise_(hpe)$PRODUCT$fabric_composer"]}