CVE-2026-76728Network attack vector

Privileged command execution via forged API requests

Published Sep 29, 2026 · Updated Sep 29, 2026

Server-side request forgery in HPE Networking Instant On APs 3.4.1.0 and earlier allows remote authenticated users to execute commands. The reported flaw is in an AP API endpoint, but HPE has not publicly identified the endpoint, its request handling, or the command-execution chain. Exploitation requires high-privilege API access and results in commands running with privileged operating-system rights.

CVSS severityUnavailable
Unscored
EPSS probability0.51%
Next 30 days · Oct 19, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Server-side request forgery in HPE Networking Instant On APs 3.4.1.0 and earlier allows remote authenticated users to execute commands. The reported flaw is in an AP API endpoint, but HPE has not publicly identified the endpoint, its request handling, or the command-execution chain. Exploitation requires high-privilege API access and results in commands running with privileged operating-system rights.

The record

CVE
CVE-2026-76728
Published
Sep 29, 2026
Updated
Sep 29, 2026
Vendor
Hewlett Packard Enterprise (HPE)
Product
HPE Networking Instant On
Classifications
Unavailable
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Sep 29, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 29, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0.0.0.0 <=3.4.1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Hewlett Packard Enterprise (HPE) · HPE Networking Instant Onversion=0.0.0.0 <=3.4.1.0

Published CVSS scores

No CVSS assessment is available in this record.

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Activity data is delayed. The latest report is Sep 28, 2026.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 22, 2026Sep 28, 2026
Latest reporting daySep 28, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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