Denial of Service Vulnerability in IBM MQ Product by IBM
CVE-2026-12350

6.5MEDIUM

Key Information:

Vendor

IBM
Status
MQ Operator
MQ Advanced Container Images
Vendor
CVE Published:
19 October 2026

What is CVE-2026-12350?

The vulnerability in IBM MQ allows an authenticated attacker to cause a denial of service by sending a specially crafted asynchronous consume request, resulting in the crashing of the queue manager agent process. This could disrupt critical messaging services, making it vital for organizations to apply appropriate security measures and monitor their systems.

Affected Version(s)

MQ Advanced container images 9.4.0.6-r1

MQ Advanced container images 9.4.0.6-r2

MQ Advanced container images 9.4.0.7-r1

References

https://www.ibm.com/support/pages/node/7292667
vendor-advisorypatch

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.