CVE-2026-23599

HIGH
2026-02-18 [email protected]
7.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Feb 18, 2026 - 00:16 nvd
HIGH 7.8

Tags

Linux

Description

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.

Analysis

HPE Aruba Networking ClearPass OnGuard Software for Linux contains a local privilege escalation vulnerability that allows authenticated users to execute arbitrary code with root privileges. The flaw requires local access and no user interaction, making it exploitable by any local account on an affected system. …

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Remediation

Within 24 hours: Inventory all ClearPass OnGuard Linux deployments and restrict local access to authorized administrators only; document current user accounts and access patterns. Within 7 days: Implement strict access controls limiting local SSH/console access, disable unnecessary local accounts, and apply principle of least privilege to service accounts. …

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Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +39
POC: 0

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CVE-2026-23599 vulnerability details – vuln.today
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