CVE-2026-19766

Authentication Bypass leads to Administrative control of adjacent network hosts in HPE Networking Fabric Composer

Published Sep 1, 2026 CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
Description
An authentication bypass vulnerability exists in the underlying operating system of HPE Networking Fabric Composer. Successful exploitation could allow an unauthenticated adjacent attacker to execute arbitrary code as a privileged user on the underlying operating system, leading to complete compromise of the AFC host.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Arubanetworks
Arubanetworks fabric Composer
CPEs cpe:2.3:a:arubanetworks:fabric_composer:*:*:*:*:*:*:*:*
Vendors & Products Arubanetworks
Arubanetworks fabric Composer
Type Values Removed Values Added
First Time appeared Hewlett Packard Enterprise (hpe)
Hewlett Packard Enterprise (hpe) fabric Composer
Vendors & Products Hewlett Packard Enterprise (hpe)
Hewlett Packard Enterprise (hpe) fabric Composer
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-287
Type Values Removed Values Added
Description An authentication bypass vulnerability exists in the underlying operating system of HPE Networking Fabric Composer. Successful exploitation could allow an unauthenticated adjacent attacker to execute arbitrary code as a privileged user on the underlying operating system, leading to complete compromise of the AFC host.
Title Authentication Bypass leads to Administrative control of adjacent network hosts in HPE Networking Fabric Composer
References
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hpe
Published
Updated
Sep 2, 2026, 3:14 PM
Reserved
Aug 13, 2026, 4:59 PM
Status
Analyzed
Published
Sep 1, 2026, 8:17 PM
Modified
Sep 4, 2026, 8:06 PM