CVE-2026-11729

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.

CVSS v3 8.5 HIGH

8.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://www.ibm.com/support/pages/node/7284941

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-15 18:17

Updated : 2026-09-16 04:17

NVD link : CVE-2026-11729

Mitre link : CVE-2026-11729

CVE.ORG link : CVE-2026-11729

JSON object : View

Products Affected

No product.

CWE

CWE-502

Deserialization of Untrusted Data

{"id": "CVE-2026-11729", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-11729", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-09-15T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@us.ibm.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 1.8}]}, "affected": [{"source": "psirt@us.ibm.com", "affectedData": [{"cpes": ["cpe:2.3:a:ibm:mq:9.1.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.1.0.37:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.2.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.2.0.43:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.3.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.3.0.41:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.3.5.1:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.4.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.4.0.25:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.4.5.1:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:10.0.0.0:*:*:*:*:*:*:*"], "vendor": "IBM", "product": "MQ", "versions": [{"status": "affected", "version": "9.1.0.0", "versionType": "semver", "lessThanOrEqual": "9.1.0.37 LTS"}, {"status": "affected", "version": "9.2.0.0", "versionType": "semver", "lessThanOrEqual": "9.2.0.43 LTS"}, {"status": "affected", "version": "9.3.0.0", "versionType": "semver", "lessThanOrEqual": "9.3.0.41 LTS"}, {"status": "affected", "version": "9.3.0.0", "versionType": "semver", "lessThanOrEqual": "9.3.5.1 CD"}, {"status": "affected", "version": "9.4.0.0", "versionType": "semver", "lessThanOrEqual": "9.4.0.25 LTS"}, {"status": "affected", "version": "9.4.0.0", "versionType": "semver", "lessThanOrEqual": "9.4.5.1 CD"}, {"status": "affected", "version": "10.0.0.0"}]}]}], "published": "2026-09-15T18:17:12.393", "references": [{"url": "https://www.ibm.com/support/pages/node/7284941", "source": "psirt@us.ibm.com"}], "vulnStatus": "Received", "weaknesses": [{"type": "Secondary", "source": "psirt@us.ibm.com", "description": [{"lang": "en", "value": "CWE-502"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-09-16T04:17:52.520", "sourceIdentifier": "psirt@us.ibm.com"}