CVE-2026-23826Network attack vector

Unauthenticated service crash via crafted network packets

Published May 12, 2026 · Updated May 12, 2026

Denial of service in HPE Aruba Networking AOS-8 allows remote attackers to crash its network management service using crafted packets. HPE identifies only the service and packet vector; it has not disclosed the affected protocol, packet fields, or exact operation that terminates the process. Exploitation requires no authentication or user interaction and interrupts device operations without reported confidentiality or integrity impact.

CVSS severity7.5
High
EPSS probability0.40%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in HPE Aruba Networking AOS-8 allows remote attackers to crash its network management service using crafted packets. HPE identifies only the service and packet vector; it has not disclosed the affected protocol, packet fields, or exact operation that terminates the process. Exploitation requires no authentication or user interaction and interrupts device operations without reported confidentiality or integrity impact.

The record

CVE
CVE-2026-23826
Published
May 12, 2026
Updated
May 12, 2026
Vendor
Hewlett Packard Enterprise (HPE)
Product
HPE Aruba Networking Wireless Operating System (AOS)
Classifications
CWE-770, T1499
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 12, 2026CVE publishedPublication date reported by the CVE source.
  2. May 12, 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=8.10.0.0 <=8.10.0.21
  2. Affected versionversion=8.12.0.0 <=8.12.0.6
  3. Affected versionversion=8.13.0.0 <=8.13.1.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Hewlett Packard Enterprise (HPE) · HPE Aruba Networking Wireless Operating System (AOS)version=8.10.0.0 <=8.10.0.21; version=8.12.0.0 <=8.12.0.6; version=8.13.0.0 <=8.13.1.1

Published CVSS scores

7.5Hewlett Packard EnterpriseCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.

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

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-770Allocation of Resources Without Limits or Throttling
T1499Endpoint Denial of Service

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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