CVE-2024-35116: IBM MQ denial of service

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-06-28 · updated 2026-06-17
Weakness: CWE-789

Description

IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS, and 9.3 CD is vulnerable to a denial of service attack caused by an error applying configuration changes. IBM X-Force ID: 290335.

Affected products

IBM MQ: from 9.0.0.0 before 9.0.0.26; from 9.1.0.0 before 9.1.0.22; from 9.2.0.0 before 9.2.0.26; from 9.3.0.0 before 9.3.0.20; from 9.3.0.0 before 9.4.0.0 — fixed in 9.0.0.26, 9.1.0.22, 9.2.0.26, 9.3.0.20, 9.4.0.0

How to fix

Upgrade to a fixed version: IBM MQ 9.0.0.26, 9.1.0.22, 9.2.0.26, 9.3.0.20. Check the vendor advisory for mitigations.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/290335
https://www.ibm.com/support/pages/node/7157387
https://www.ibm.com/support/pages/node/7158071
https://exchange.xforce.ibmcloud.com/vulnerabilities/290335
https://www.ibm.com/support/pages/node/7157387
https://www.ibm.com/support/pages/node/7158071

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