CVE-2026-79855: critical vulnerability in Hewlett Packard Enterprise (HPE) ArubaOS (AOS)
Authentication Bypass in the SSH Daemon of AOS-8 leads to Complete System Compromise
Published · Updated
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28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.8epss 0.8%
An authentication bypass vulnerability in the SSH daemon of AOS-8 allows an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation allows an attacker to gain administrative privileges leading to complete compromise of the AOS-8 host.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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%