CVE-2026-13285: IBM Mq

High severity, CVSS 7.1. EPSS: 0.4% chance of exploitation in the next 30 days.

IBM MQ is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources.

Affected products

• IBM Mq: from 9.1.0.0, up to and including 9.1.0.37 LTS; from 9.2.0.0, up to and including 9.2.0.43 LTS; from 9.3.0.0, up to and including 9.3.0.41 LTS; from 9.3.0.0, up to and including 9.3.5.1 CD; from 9.4.0.0, up to and including 9.4.0.25 LTS; from 9.4.0.0, up to and including 9.4.5.1 CD; …

Published 2026-09-14. Last modified 2026-09-18.