CVE-2026-73752 Unauthenticated Arbitrary File Write Vulnerability Leads to Remote Code Execution in AOS-CX

High 8.8 Published Updated

Unauthenticated attackers can write arbitrary files via an API endpoint, leading to remote code execution on HPE AOS-CX network devices.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-73752?

CVE-2026-73752 is a high-severity path traversal vulnerability in Hpe Arubaos-Cx, published on 1 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An unauthenticated arbitrary file write vulnerability exists in an API endpoint of AOS-CX. Successful exploitation of this vulnerability allows an attacker to write arbitrary files to the underlying operating system, which could lead to remote code execution.

Weakness: CWE-22

Which versions are affected by CVE-2026-73752?

It affects 1 product.

Products include Hpe Arubaos-Cx.

How do I fix CVE-2026-73752?

No fix has been published for CVE-2026-73752 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2026-73752 being exploited?

There is no known exploitation of CVE-2026-73752 in the wild and no public exploit code.

All Hpe Arubaos-Cx vulnerabilities

Sources

Also known as GHSA-j26v-vfrm-7j84.

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