Is, or will, "CVE-2025-36128; IBM MQ: Slowloris attack which is a type of denial-of-service (DoS)" be included in an IBM MQ Fixpack for version 9.3 LTS ?
Page Security Bulletin: IBM MQ is vulnerable to Slowloris attack which is a type of denial-of-service (DoS) (CVE-2025-36128) shows all affected (active) versions,so the answer is yes .
But it is not visible what Fixpack it will be.
https://www.ibm.com/support/pages/security-bulletin-ibm-mq-vulnerable-slowloris-attack-which-type-denial-service-dos-cve-2025-36128