Vulnerability in Hewlett Packard Enterprise (HPE) Instant On

CVE-2026-76733

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

References

Frequently asked questions

What is CVE-2026-76733?
CVE-2026-76733 is a medium-severity vulnerability in Hewlett Packard Enterprise (HPE) Instant On. CVSS score: 4.9/10. Published 2026-09-29.
How severe is CVE-2026-76733?
Medium severity. CVSS v3 base score is 4.9 out of 10.