Auth bypass in Hewlett Packard Enterprise (HPE) Fabric Composer
CVE-2026-76658
A vulnerability has been identified in the SSH daemon of HPE Networking Fabric Composer that could allow an unauthenticated remote attacker to gain administrative access to vulnerable AFC hosts. Successful exploitation could allow an attacker to execute arbitrary commands as a privileged user on the underlying operating system leading to complete system compromise.
Vulnerability class: Broken Authentication
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-76658?
- CVE-2026-76658 is a critical-severity vulnerability in Hewlett Packard Enterprise (HPE) Fabric Composer, classified under Improper Authentication. CVSS score: 10.0/10. Published 2026-09-01.
- How severe is CVE-2026-76658?
- Critical severity. CVSS v3 base score is 10.0 out of 10.