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CVE-2026-23598 is an information disclosure vulnerability in the API error handling of HPE Aruba Networking Private 5G Core. Improper handling of API error responses can allow an unauthenticated remote attacker to obtain sensitive system information from the server API. Exposed information may include details about user accounts, assigned roles, system configuration, and insight into internal services and workflows. The issue affects HPE Aruba Networking Private 5G Core versions 1.24.3.0 through 1.24.3.3.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Information disclosure vulnerability in HPE Aruba Networking Private 5G Core that can expose user account/role details and internal configuration information, aiding follow-on compromise.
Unauthenticated information disclosure due to API error-handling issues that can expose sensitive system details, aiding attackers in reconnaissance and potential privilege escalation when combined with other vulnerabilities.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.