CVE-2026-19645
Medium
Description
IBM MQ Agent CD: v1.0.0, v1.0.1, v2.0.0, v2.0.1 An authenticated user with a valid session cookie can submit arbitrarily large or computationallyexpensive requests that cause the LLM agent workers to be held for extended periods — rangingfrom tens of seconds to over ten minutes per request. When multiple such requests are sentconcurrently, the agent worker pool becomes exhausted, causing all other IBM MQ Console users toexperience degraded performance or complete unavailability of the AI Agent feature.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Ibm Mq Agent
PublishedSep 4, 2026
First seenSep 4, 2026
Weakness typeCWE-400Uncontrolled resource consumption
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ibm mq_agent | CD: v1.0.0, v1.0.1, v2.0.0, v2.0.1 | — |
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