CVE-2021-38986: IBM Mq

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

IBM MQ Appliance 9.2 CD and 9.2 LTS does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 212942.

Affected products

• IBM Mq: from 9.2.0, before 9.2.0.4 (fixed in 9.2.0.4); from 9.2.0, before 9.2.5 (fixed in 9.2.5)

Published 2022-03-01. Last modified 2026-06-17.