Information disclosure in Hewlett Packard Enterprise (HPE) Fabric Composer

CVE-2026-73739

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.

Vulnerability class: Information Disclosure

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-73739?
CVE-2026-73739 is a medium-severity vulnerability in Hewlett Packard Enterprise (HPE) Fabric Composer, classified under Information Disclosure. CVSS score: 4.4/10. Published 2026-09-01.
How severe is CVE-2026-73739?
Medium severity. CVSS v3 base score is 4.4 out of 10.