CVE-2026-11729
High
Description
IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS, 9.3.0.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.25 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 could allow an authenticated attacker to execute arbitrary code in client applications due to unsafe deserialization that enables JNDI injection attacks.
SeverityHigh
CVSS8.5
Exploit probability—
Product
Ibm Mq
PublishedSep 15, 2026
First seenSep 15, 2026
Weakness typeCWE-502Deserialization of untrusted data
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ibm mq | 9.1.0.0 ≤ v ≤ 9.1.0.37 LTS, 9.2.0.0 ≤ v ≤ 9.2.0.43 LTS, 9.3.0.0 ≤ v ≤ 9.3.0.41 LTS, 9.3.0.0 ≤ v ≤ 9.3.5.1 CD, 9.4.0.0 ≤ v ≤ 9.4.0.25 LTS, 9.4.0.0 ≤ v ≤ 9.4.5.1 CD, 10.0.0.0 | — |
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