CVE-2020-4931: IBM Mq

Medium severity, CVSS 6.5. EPSS: 1.2% chance of exploitation in the next 30 days.

IBM MQ 9.1 LTS, 9.2 LTS, and 9.1 CD AMQP Channels could allow an authenticated user to cause a denial of service due to an issue processing messages. IBM X-Force ID: 191747.

Affected products

• IBM Mq: version 9.1.0 only; version 9.1.0.0 only; version 9.2.0.0 only

Published 2021-02-24. Last modified 2026-06-17.