CVE-2026-11716: IBM Mq For HPE Nonstop

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code during queue manager startup due to improper validation of cluster migration data.

Affected products

• IBM Mq For HPE Nonstop: from 8.1.0, up to and including 8.1.0.40

Published 2026-09-18. Last modified 2026-09-22.