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IBMCVE-2026-13285

IBM MQ: XML external entity

High7.1CVE-2026-13285 · Published Sep 14, 2026 · updated Sep 18, 2026

IBM MQ is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources.

IBM advisory

Affected versions

PackageAffectedFixed in
MQ
Product
>= 9.1.0.0, <= 9.1.0.37 LTSNo fix yet
>= 9.2.0.0, <= 9.2.0.43 LTSNo fix yet
>= 9.3.0.0, <= 9.3.0.41 LTSNo fix yet
>= 9.3.0.0, <= 9.3.5.1 CDNo fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-611

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