CVE-2023-26284: IBM MQ Certified Container improper access controls

Severity: high (CVSS 8.8 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: 2023-03-15 · updated 2026-06-17

Description

IBM MQ Certified Container 9.3.0.1 through 9.3.0.3 and 9.3.1.0 through 9.3.1.1 could allow authenticated users with the cluster to be granted administration access to the MQ console due to improper access controls. IBM X-Force ID: 248417.

Affected products

IBM MQ Certified Container: from 9.3.0.1 before 9.3.0.4; from 9.3.1.0 before 9.3.2.0 — fixed in 9.3.0.4, 9.3.2.0

How to fix

Upgrade to a fixed version: IBM MQ Certified Container 9.3.0.4, 9.3.2.0. Check the vendor advisory for mitigations.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/248417
https://www.ibm.com/support/pages/node/6960201
https://exchange.xforce.ibmcloud.com/vulnerabilities/248417
https://www.ibm.com/support/pages/node/6960201

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