CVE-2026-76733

Authenticated Denial-of-Service Vulnerability in HPE Networking Instant On API Endpoint

Published Sep 29, 2026 CVSS 3.1 · 4.9 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-400
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Hewlett Packard Enterprise (hpe)
Hewlett Packard Enterprise (hpe) instant On
Vendors & Products Hewlett Packard Enterprise (hpe)
Hewlett Packard Enterprise (hpe) instant On
Type Values Removed Values Added
Weaknesses CWE-399
Type Values Removed Values Added
Description 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.
Title Authenticated Denial-of-Service Vulnerability in HPE Networking Instant On API Endpoint
References
Metrics cvssV3_1

{'score': 4.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hpe
Published
Updated
Sep 30, 2026, 8:11 PM
Reserved
Aug 19, 2026, 4:13 PM
Status
Awaiting Analysis
Published
Sep 29, 2026, 8:17 PM
Modified
Sep 30, 2026, 9:17 PM