CVE-2026-76686 Denial of service in EdgeConnect SD-WAN Gateways

High 7.5 Published 15 Sep 2026 Updated 22 Sep 2026

Unauthenticated remote attackers can disrupt service on HPE EdgeConnect SD-WAN Gateways via an underlying OS vulnerability.

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-2026-76686?

CVE-2026-76686 is a high-severity denial of service vulnerability in Arubanetworks Edgeconnect Sd-Wan Orchestrator, published on 15 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability exists in the underlying operating system of HPE Networking EdgeConnect SD-WAN Gateways. Successful exploitation could allow an unauthenticated remote attacker to conduct a denial-of-service attack on the affected service.

Weakness: CWE-400

Which versions are affected by CVE-2026-76686?

It affects 2 products.

Products include Arubanetworks Edgeconnect Sd-Wan Orchestrator, Hpe Edgeconnect Operating System.

How do I fix CVE-2026-76686?

No fix has been published for CVE-2026-76686 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-2026-76686 being exploited?

There is no known exploitation of CVE-2026-76686 in the wild and no public exploit code.

All Arubanetworks Edgeconnect Sd-Wan Orchestrator vulnerabilities

Sources

Also known as GHSA-wjj9-47hv-qcqf.