Unauthenticated Remote Code Execution in HPE Networking Fabric Composer SSH Daemon

published 2026-09-01 2mo ago modified 2026-09-02 2mo ago also EUVD-2026-69476

cvss: 10.0; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 55%
public exploits: 0; none known

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.

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CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: 2mo ago (2026-09-01)

Exploit prediction

0.75% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by	version	score	vector
CNA	3.1	10.0	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

Hewlett Packard Enterprise (HPE) Fabric Composer

Classification

Weakness

CWE-287 Improper Authentication

References

support.hpe.com /hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US
vendor-advisory

Sources

CVE List CVE-2026-76658
NVD CVE-2026-76658

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