CVE-2026-76733: Hewlett Packard Enterprise HPE Instant On

Medium severity, CVSS 4.9. EPSS: 0.3% chance of exploitation in the next 30 days.

A denial-of-service vulnerability exists in the API endpoint of HPE Networking Instant On that could allow an authenticated attacker with administrative privileges to cause a denial of service. Successful exploitation could allow an attacker to interrupt the normal operation of the affected service, which resumes without manual intervention.

Affected products

• Hewlett Packard Enterprise HPE Instant On: from 0.0.0.0, up to and including 3.4.1.0

Published 2026-09-29. Last modified 2026-09-30.