---
id: CVE-2026-11725
title: >-
  IBM MQ could allow an authenticated attacker to cause a denial of service or
  potentially execute arbitrary code due to an integer overflow in MQINQ request
  processing.
summary: >-
  IBM MQ could allow an authenticated attacker to cause a denial of service or
  potentially execute arbitrary code due to an integer overflow in MQINQ request
  processing.
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-190
vendor: IBM
product: MQ
affected:
  - MQ >= 9.1.0.0 <= 9.1.0.37 LTS
  - MQ >= 9.2.0.0 <= 9.2.0.43 LTS
  - MQ >= 9.3.0.0 <= 9.3.0.41 LTS
  - MQ >= 9.3.0.0 <= 9.3.5.1 CD
  - MQ >= 9.4.0.0 <= 9.4.0.25 LTS
  - MQ >= 9.4.0.0 <= 9.4.5.1 CD
  - MQ 10.0.0.0
published: '2026-09-18'
updated: '2026-09-22'
sourceUpdated: '2026-09-22T19:32:25.730'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-11725'
references:
  - url: 'https://www.ibm.com/support/pages/node/7284944'
    label: psirt@us.ibm.com
tags:
  - nvd
  - cve.org
epss: 0.00405
epssPercentile: 0.32004
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-21T00:00:00+00:00'
ingestedAt: '2026-09-18T19:49:30.583Z'
---

## Overview

IBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to an integer overflow in MQINQ request processing.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.