CVE-2018-1543: IBM WebSphere Mq

Medium severity, CVSS 5.9. EPSS: 1.1% chance of exploitation in the next 30 days.

IBM WebSphere MQ 8.0 and 9.0 could allow a remote attacker to obtain sensitive information, caused by the failure to properly validate the SSL certificate. An attacker could exploit this vulnerability to obtain sensitive information using man in the middle techniques. IBM X-Force ID: 142598.

Affected products

• IBM WebSphere Mq: version 8.0 only; version 9.0 only

Published 2018-06-27. Last modified 2026-06-17.