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CVE-2026-23599

HIGHCVSS 7.8/10EPSS 0.14%

Last modified

CVE-2026-23599 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.14%

3.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-23599?
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.
How severe is CVE-2026-23599?
CVE-2026-23599 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.
How do I fix CVE-2026-23599?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-23599?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST