{"id":"CVE-2026-76657","aliases":["EUVD-2026-69475","GHSA-3634-p2j5-54h2"],"status":"published","title":"Authentication Bypass in HPE Networking Fabric Composer API allows Administrative Access","description":"Vulnerabilities have been identified in the API of HPE Networking Fabric Composer that could potentially allow an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative privileges leading to complete compromise of the HPE Networking Fabric Composer host.","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00746,"percentile":0.55264,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2026-09-01T19:47:53Z","modified":"2026-09-02T15:14:09Z","products":[{"vendor":"arubanetworks","product":"fabric_composer"},{"vendor":"hewlett packard enterprise (hpe)","product":"fabric composer"}],"references":[{"url":"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us\u0026docLocale=en_US","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76657"},{"url":"https://github.com/advisories/GHSA-3634-p2j5-54h2"}],"sources":{"cve":[{"id":"CVE-2026-76657","title":"Authentication Bypass in HPE Networking Fabric Composer API allows Administrative Access","description":"Vulnerabilities have been identified in the API of HPE Networking Fabric Composer that could potentially allow an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative privileges leading to complete compromise of the HPE Networking Fabric Composer host.","status":"published","published":"2026-09-01T19:47:53.471Z","modified":"2026-09-01T20:24:56.443Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T13:46:21.568011Z"}],"euvd":[{"id":"EUVD-2026-69475","description":"Vulnerabilities have been identified in the API of HPE Networking Fabric Composer that could potentially allow an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative privileges leading to complete compromise of the HPE Networking Fabric Composer host.","status":"published","published":"2026-09-01T19:47:53Z","modified":"2026-09-01T20:24:56Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:01:16.851436Z"}],"ghsa":[{"id":"GHSA-3634-p2j5-54h2","title":"Vulnerabilities have been identified in the API of HPE Networking Fabric Composer that could...","description":"Vulnerabilities have been identified in the API of HPE Networking Fabric Composer that could potentially allow an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative privileges leading to complete compromise of the HPE Networking Fabric Composer host.","status":"published","published":"2026-09-01T21:31:50Z","modified":"2026-09-01T21:31:59Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:11:15.292173Z"}],"nvd":[{"id":"CVE-2026-76657","description":"Vulnerabilities have been identified in the API of HPE Networking Fabric Composer that could potentially allow an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative privileges leading to complete compromise of the HPE Networking Fabric Composer host.","status":"published","published":"2026-09-01T20:17:22.99Z","modified":"2026-09-02T15:14:09.307Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:12:43.04945Z"}]}}