CVE-2026-79870
Critical
Description
An authentication bypass vulnerability in the PAPI protocol of AOS-8 could allow an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative access, modify system configurations, access or manipulate sensitive data, and disrupt network operations.
SeverityCritical
CVSS9.6
Exploit probability—
ProductArubaOS (AOS)
PublishedOct 22, 2026
First seenOct 22, 2026
Weakness typeCWE-287Improper authentication
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Hewlett Packard Enterprise (HPE) ArubaOS (AOS) | 8.13.0.0 ≤ v ≤ 8.13.3.0, 8.10.0.0 ≤ v ≤ 8.10.0.23 | — |
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