CVE-2026-76733
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Denial of Service in HPE Networking Instant On

Publication date: 2026-09-29

Last updated on: 2026-09-29

Assigner: Hewlett Packard Enterprise (HPE)

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.

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Meta Information

Published
2026-09-29
Last Modified
2026-09-29
Generated
2026-09-30
AI Q&A
2026-09-29
EPSS Evaluated
N/A
NVD
CVE-2026-76733
EUVD
EUVD-2026-89352

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
hpe networking_instant_on *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This is a denial-of-service vulnerability in the API endpoint of HPE Networking Instant On. An authenticated attacker with admin privileges could exploit it to disrupt the service, causing it to stop functioning temporarily without requiring manual restart.

Impact Analysis

If exploited, it could interrupt the normal operation of your HPE Networking Instant On service, leading to downtime and potential loss of network functionality until the service automatically recovers.

Mitigation Strategies

Immediately restrict administrative access to the HPE Networking Instant On API endpoint to only trusted users. Monitor network traffic for unusual activity targeting the API. Apply any available patches or updates from HPE as soon as they are released.

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