CVE-2018-1998: IBM WebSphere Mq

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

IBM WebSphere MQ 8.0.0.0 through 9.1.1 could allow a local user to inject code that could be executed with root privileges. This is due to an incomplete fix for CVE-2018-1792. IBM X-ForceID: 154887.

Affected products

• IBM WebSphere Mq: from 8.0.0.0, up to and including 8.0.0.10; from 9.0.0.0, up to and including 9.0.0.5; from 9.1.0.0, up to and including 9.1.0.1

Published 2019-03-11. Last modified 2026-06-17.