---
title: "CVE-2026-11716: IBM MQ for HPE NonStop - Denial of Service & Remote Code Execution"
description: "IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 contains a denial of service and potential remote code execution caused by improper validation of cluster migration data during queue manager startup, letting authenticated attackers disrupt service or execute code."
url: https://panop.io/threat-heartbeat/CVE-2026-11716/
---

# CVE-2026-11716 IBM MQ for HPE NonStop - Denial of Service & Remote Code Execution

IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 contains a denial of service and potential remote code execution caused by improper validation of cluster migration data during queue manager startup, letting authenticated attackers disrupt service or execute code.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.33% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-11716)

## Details

Type

Denial of Service

Impact

Denial Of Service, Remote Code Execution

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Published

18 September 2026

Updated

15 October 2026

Weakness

[CWE-122](https://cwe.mitre.org/data/definitions/122.html)

## Vendor fix

Update to a version later than 8.1.0.40 or the latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-11716](https://nvd.nist.gov/vuln/detail/CVE-2026-11716)
- [https://www.ibm.com/support/pages/node/7287705](https://www.ibm.com/support/pages/node/7287705)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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