CVE-2026-73739: Arubanetworks Fabric Composer

Medium severity, CVSS 4.4. EPSS: 0.2% chance of exploitation in the next 30 days.

A vulnerability exists in the API of HPE Networking Fabric Composer that allows for an attacker with administrative privileges to access sensitive information in a cleartext format. A successful exploit allows an attacker to retrieve sensitive information that was expected to remain protected within the affected system.

Affected products

• Arubanetworks Fabric Composer: up to and including 7.3.3

Published 2026-09-01. Last modified 2026-09-03.