CVE-2026-73715 Unauthenticated Denial-of-Service (DoS) Vulnerability in the API of HPE Networking Fabric Composer
Unauthenticated remote attackers can disrupt the availability of the HPE Networking Fabric Composer API interface.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-73715?
CVE-2026-73715 is a high-severity denial of service vulnerability in Arubanetworks Fabric Composer, published on 1 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability in the API of HPE Networking Fabric Composer could allow an unauthenticated remote attacker to conduct a denial of service attack. Successful exploitation could allow an attacker to disrupt the availability of the affected interface.
Weakness: CWE-400
Which versions are affected by CVE-2026-73715?
It affects 1 product.
Products include Arubanetworks Fabric Composer.
How do I fix CVE-2026-73715?
No fix has been published for CVE-2026-73715 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-73715 being exploited?
There is no known exploitation of CVE-2026-73715 in the wild and no public exploit code.
Other vulnerabilities in Arubanetworks Fabric Composer
- CVE-2026-76657 Authentication Bypass in HPE Networking Fabric Composer API allows Administrative Access
- CVE-2026-76658 Unauthenticated Remote Code Execution in HPE Networking Fabric Composer SSH Daemon
- CVE-2026-19766 Authentication Bypass leads to Administrative control of adjacent network hosts in HPE Networking Fabric Composer
- CVE-2026-73700 Cross-site scripting in Fabric Composer
- CVE-2026-73701 Unauthenticated Remote Code Execution in HPE Networking Fabric Composer
Sources
Also known as GHSA-xrfj-5f35-j2fx.