5.3
Medium
CVE-2019-4378 IBM MQ 7.5.0.0 - 7.5.0.9, 7.1.0.0 - 7.1.0.9, 8.0.0.0 - 8.0.0.12, 9.0.0.0 - 9.0.0.6, 9.1.0.0 - 9.1.0.2, and 9.1.0 - 9.1.2…
Description
IBM MQ 7.5.0.0 - 7.5.0.9, 7.1.0.0 - 7.1.0.9, 8.0.0.0 - 8.0.0.12, 9.0.0.0 - 9.0.0.6, 9.1.0.0 - 9.1.0.2, and 9.1.0 - 9.1.2 command server is vulnerable to a denial of service attack caused by an authenticated and authorized user using specially crafted PCF messages. IBM X-Force ID: 162084.
Affected products and versions
Other CVEs of MQ
The 117 CVEs of MQ →
CVE-2026-10859
IBM MQ XMS .NET client is affected by an arbitrary code execution vulnerability
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High
CVE-2026-11376
IBM MQ is affected by a denial of service vulnerability
8.8
High
CVE-2026-11724
IBM MQ Managed File Transfer is affected by an arbitrary code execution vulnerability
8.5
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CVE-2026-12356
IBM MQ Managed File Transfer is affected by an arbitrary code execution vulnerability
7.5
High