CVE-2026-23599: Hewlett Packard Enterprise HPE HPE Aruba Networking Clearpass Policy Manager

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

A local privilege-escalation vulnerability has been discovered in the HPE Aruba Networking ClearPass OnGuard Software for Linux. Successful exploitation of this vulnerability could allow a local attacker to achieve arbitrary code execution with root privileges.

Affected products

• Hewlett Packard Enterprise HPE HPE Aruba Networking Clearpass Policy Manager: from 6.12.0, up to and including 6.12.7; from 6.11.0, up to and including 6.11.13

Published 2026-02-18. Last modified 2026-06-17.