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High severity · published Feb 17, 2026
CVE-2026-23599
Local Privilege Escalation Vulnerability in HPE Aruba Networking Clear Pass Policy Manager OnGuard for Linux
7.8
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HA
HPE Aruba Networking ClearPass Policy Manager · Hewlett Packard Enterprise (HPE)
6.12.0 through 6.12.7; 6.11.0 through 6.11.13 · source: vendor
Affected product
HA
HPE Aruba Networking ClearPass Policy Manager
Hewlett Packard Enterprise (HPE)
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-23599
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-23599
support.hpe.com
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05012en_us&docLocale=en_US
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