Is CVE-2026-11828 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-11828?

CVE-2026-11828 has a CVSS v3 severity of MEDIUM (5.9).

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CVE-2026-11828

Description

IBM MQ could allow a remote attacker with queue manager control or man-in-the-middle access on unencrypted channels to cause a denial of service in client applications using asynchronous message consumption due to improper validation of queue name length values.