CVE-2026-79873 Authentication bypass vulnerabilities in the PAPI protocol of AOS-10 could allow an unauthenticated adjacent attacker to circumvent existing

Critical 9.3 Published Updated
Exploited in the wild
Not known
Fix
None listed

What is CVE-2026-79873?

CVE-2026-79873 is a critical vulnerability in Hewlett Packard Enterprise (HPE) ArubaOS (AOS), published on 22 Oct 2026.

Official description

Authentication bypass vulnerabilities in the PAPI protocol of AOS-10 could allow an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative access, modify system configurations, and access or manipulate sensitive data on affected devices.

Which versions are affected by CVE-2026-79873?

How do I fix CVE-2026-79873?

No fix has been published for CVE-2026-79873 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-79873 being exploited?

There is no known exploitation of CVE-2026-79873 in the wild and no public exploit code.

Sources

Also known as GHSA-jcmx-h6hp-ff93.

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