CVE-2026-73735 Authenticated Access Control Vulnerabilities allow Information Disclosure in HPE Networking Fabric Composer API

Medium 5.4 Published 1 Sep 2026 Updated 1 Sep 2026

Authenticated low-privilege users can access unauthorized information and make limited changes in HPE Networking Fabric Composer API.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-73735?

CVE-2026-73735 is a medium-severity missing authorization vulnerability in Arubanetworks Fabric Composer, published on 1 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Vulnerabilities in the API of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to access some information beyond their privilege level. Successful exploitation could allow an attacker to obtain limited information and/or make limited changes beyond what is authorized by the user's existing privilege level.

Weakness: CWE-552

Which versions are affected by CVE-2026-73735?

It affects 1 product.

Products include Arubanetworks Fabric Composer.

How do I fix CVE-2026-73735?

No fix has been published for CVE-2026-73735 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-73735 being exploited?

There is no known exploitation of CVE-2026-73735 in the wild and no public exploit code.

All Arubanetworks Fabric Composer vulnerabilities

Sources

Also known as GHSA-68w8-xmxr-x2gc.