Information disclosure in Hewlett Packard Enterprise (HPE) HPE Aruba Networking Private 5g Core

CVE-2026-23598

Vulnerabilities in the API error handling of an HPE Aruba Networking 5G Core server API could allow an unauthenticated remote attacker to obtain sensitive information. Successful exploitation could allow an attacker to access details such as user accounts, roles, and system configuration, as well as to gain insight into internal services and workflows, increasing the risk of unauthorized access and elevated privileges when combined with other vulnerabilities.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (25.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-23598: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-23598?
CVE-2026-23598 is a medium-severity vulnerability in Hewlett Packard Enterprise (HPE) HPE Aruba Networking Private 5g Core, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 6.5/10. Published 2026-02-17.
How severe is CVE-2026-23598?
Medium severity. CVSS v3 base score is 6.5 out of 10.