CVE-2026-73719

High

Description

An arbitrary file write vulnerability exists in the API of HPE Networking Fabric Composer and could allow an authenticated administrative user to escalate privileges. Successful exploitation of this vulnerability may enable the attacker to execute arbitrary system commands with root privileges on the underlying operating system.

SeverityHigh
CVSS7.2
Exploit probability—
ProductArubanetworks Fabric Composer
PublishedSep 1, 2026
First seenSep 1, 2026
Weakness typeCWE-73CWE-73

How to fix

Update
  • arubanetworks fabric_composer7.3.4 or later

Affected products

ProductAffected versionsFixed in
arubanetworks fabric_composerv < 7.3.47.3.4

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.

CVE-2026-73719 · Arubanetworks Fabric Composer · Dark Radar