CVE-2026-19766: critical vulnerability in Hewlett Packard Enterprise (HPE) Fabric Composer
Authentication Bypass leads to Administrative control of adjacent network hosts in HPE Networking Fabric Composer
Published · Updated
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28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.6epss 0.4%
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.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected products
Hewlett Packard Enterprise (HPE) · Fabric ComposerRelated CVEs — Hewlett Packard Enterprise (HPE) Fabric Composer
In the same product, most dangerous first.
CVE-2026-73722HIGHAuthenticated Command Injection Vulnerabilities in HPE Networking Fabric Composer Web-Based Management InterfaceEPSS 1.5%CVE-2026-73720HIGHAuthenticated Insecure File Handling allows Remote Code Execution in HPE Networking Fabric Composer APIEPSS 1.1%CVE-2026-73717HIGHUnauthenticated Command Injection Vulnerability in HPE Networking Fabric Composer Web-Based Management InterfaceEPSS 0.8%CVE-2026-76658CRITICALUnauthenticated Remote Code Execution in HPE Networking Fabric Composer SSH DaemonEPSS 0.7%CVE-2026-76657CRITICALAuthentication Bypass in HPE Networking Fabric Composer API allows Administrative AccessEPSS 0.7%CVE-2026-95756MEDIUMAuthenticated Command Injection Vulnerability in the API of HPE Networking Fabric ComposerEPSS 0.7%