CVE-2024-31919: IBM Mq

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS and 9.3 CD, in certain configurations, is vulnerable to a denial of service attack caused by an error processing messages when an API Exit using MQBUFMH is used. IBM X-Force ID: 290259.

Affected products

• IBM Mq: version 9.0.0.0 only; version 9.1.0.0 only; version 9.2.0 only; version 9.3.0 only

Published 2024-06-28. Last modified 2026-06-17.