CVE-2026-79873: critical vulnerability in Hewlett Packard Enterprise (HPE) ArubaOS (AOS)
Unauthenticated Adjacent Authentication Bypasses in the PAPI Protocol of AOS-10 Leads to Unauthorized Administrative Access
Published · Updated
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28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.3epss 0.2%
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.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
Affected products
Hewlett Packard Enterprise (HPE) · ArubaOS (AOS)Related CVEs — Hewlett Packard Enterprise (HPE) ArubaOS (AOS)
In the same product, most dangerous first.
CVE-2026-79861CRITICALUnauthenticated Command Injection Vulnerability in the PAPI Protocol of AOS-10EPSS 1.7%CVE-2026-79846CRITICALUnauthenticated Command Injection Vulnerabilities in AOS-8EPSS 1.6%CVE-2026-95715MEDIUMUnauthenticated Local Command Injection Vulnerability in AOS-10 Command Line InterfaceEPSS 1.6%CVE-2026-79864CRITICALUnauthenticated Adjacent Command Injection Vulnerability in AOS-10EPSS 1.5%CVE-2025-37176MEDIUMAuthenticated Command Injection Vulnerability in an AOS-8 operating system's internal workflowEPSS 1.4%CVE-2026-79857CRITICALUnauthenticated Command Injection Vulnerability in AOS-8 PAPI ProtocolEPSS 1.4%