CVE-2021-26677: Arubanetworks Clearpass Policy Manager

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

A local authenticated escalation of privilege vulnerability was discovered in Aruba ClearPass Policy Manager version(s): Prior to 6.9.5, 6.8.8-HF1, 6.7.14-HF1. A vulnerability in ClearPass OnGuard could allow local authenticated users on a Windows platform to elevate their privileges. A successful exploit could allow an attacker to execute arbitrary code with SYSTEM level privileges.

Affected products

• Arubanetworks Clearpass Policy Manager: before 6.7.14 (fixed in 6.7.14); from 6.8.0, before 6.8.7 (fixed in 6.8.7); from 6.9.0, before 6.9.2 (fixed in 6.9.2)

Published 2021-02-23. Last modified 2026-06-17.