CVE-2026-73776 Authenticated Signature Verification Bypass Leading to Arbitrary Code Execution in AOS-CX
An authenticated administrator can bypass signature verification to execute arbitrary code on HPE AOS-CX network devices.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-73776?
CVE-2026-73776 is a high-severity 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
A signature verification bypass vulnerability exists in the command line interface of AOS-CX. Successful exploitation could allow an authenticated malicious actor with administrative privileges to execute arbitrary code on the underlying operating system, when certain pre-conditions outside of the attacker’s control are met.
Weakness: CWE-347
Which versions are affected by CVE-2026-73776?
It affects 1 product.
Products include Hpe Arubaos-Cx.
How do I fix CVE-2026-73776?
No fix has been published for CVE-2026-73776 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-73776 being exploited?
There is no known exploitation of CVE-2026-73776 in the wild and no public exploit code.
Other vulnerabilities in Hpe Arubaos-Cx
- CVE-2026-73749 Unauthenticated Buffer Overflow Vulnerabilities lead to Remote Code Execution in AOS-CX
- CVE-2026-23813 Authentication Bypass in Web Interface allows Unauthenticated Admin Password Reset
- CVE-2026-73750 Authenticated Buffer Overflow Vulnerabilities in AOS-CX API Endpoint Leads to Possible Code Execution
- CVE-2026-73751 Authenticated Remote Command Injection in AOS-CX Web-based Management Interface
- CVE-2026-73752 Unauthenticated Arbitrary File Write Vulnerability Leads to Remote Code Execution in AOS-CX
Sources
Also known as GHSA-cpw3-5jq9-5gf5.