CVE-2026-73756 Unauthenticated Sensitive Information Disclosure via Man-in-the-Middle in AOS-CX via API Endpoint
Remote attackers can intercept API traffic to steal sensitive data from HPE AOS-CX switches, compromising system confidentiality.
- 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-2026-73756?
CVE-2026-73756 is a medium-severity vulnerability in Hpe Arubaos-Cx, 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 an API endpoint of AOS-CX could allow a remote unauthenticated attacker to obtain sensitive information via a man-in-the-middle attack. Successful exploitation allows an attacker to retrieve data which could be used to further compromise the confidentiality of the affected system.
Weakness: CWE-319
Which versions are affected by CVE-2026-73756?
It affects 1 product.
Products include Hpe Arubaos-Cx.
How do I fix CVE-2026-73756?
No fix has been published for CVE-2026-73756 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-73756 being exploited?
There is no known exploitation of CVE-2026-73756 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-34pg-qqrj-463j.