Question 1

What is the EOL Risk Score for IBM MQ 9.1 LTS?

Accepted Answer

IBM MQ 9.1 LTS has an EOL Risk Score™ of 50 out of 100, placing it in the Medium risk band. The score is calculated from four factors: EOL Recency (40/40), Attack Surface (10/30), CISA KEV Exposure (0/20), and Extended Support Availability (0/10).

Question 2

Is IBM MQ 9.1 LTS still supported?

Accepted Answer

IBM MQ 9.1 LTS is no longer supported — it has passed its end of life date (September 30, 2023). No further security patches will be issued. Upgrade to a supported version or obtain extended lifecycle support.

Question 3

When does IBM MQ 9.1 LTS reach end of life?

Accepted Answer

IBM MQ 9.1 LTS reached (or will reach) end of life on September 30, 2023. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running IBM MQ 9.1 LTS after end of life?

Accepted Answer

After end of life, IBM MQ 9.1 LTS no longer receives security patches. Any newly discovered CVEs remain unpatched indefinitely. Organizations running EOL software also face compliance violations under SOC 2, PCI DSS, HIPAA, and ISO 27001, which require use of supported software versions.