{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-12356", "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "state": "PUBLISHED", "assignerShortName": "ibm", "dateReserved": "2026-06-15T21:59:30.613Z", "datePublished": "2026-11-04T20:25:49.545Z", "dateUpdated": "2026-11-04T20:25:49.545Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm", "dateUpdated": "2026-11-04T20:25:49.545Z"}, "title": "IBM MQ Managed File Transfer is affected by an arbitrary code execution vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-74", "description": "CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')", "type": "CWE"}]}], "affected": [{"vendor": "IBM", "product": "MQ", "versions": [{"status": "affected", "version": "9.2.0.0", "lessThanOrEqual": "9.2.0.44", "versionType": "semver"}, {"status": "affected", "version": "9.3.0.0", "lessThanOrEqual": "9.3.0.42", "versionType": "semver"}, {"status": "affected", "version": "9.4.0.0", "lessThanOrEqual": "9.4.0.26", "versionType": "semver"}, {"status": "affected", "version": "9.4.0.0", "lessThanOrEqual": "9.4.5.1", "versionType": "semver"}, {"status": "affected", "version": "10.0.0.0", "lessThanOrEqual": "10.0.0.5", "versionType": "semver"}], "cpes": ["cpe:2.3:a:ibm:mq:9.2.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.3.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.4.0.0:*:*:*:*:*:*:*"]}], "descriptions": [{"lang": "en", "value": "IBM MQ 9.2.0.0 through 9.2.0.44 LTS, 9.3.0.0 through 9.3.0.42 LTS, 9.4.0.0 through 9.4.0.26 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 through 10.0.0.5 LTS and CD could allow an authenticated user with command queue access to execute arbitrary code by injecting malicious arguments into Ant script commands.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>IBM MQ 9.2.0.0 through 9.2.0.44 LTS, 9.3.0.0 through 9.3.0.42 LTS, 9.4.0.0 through 9.4.0.26 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 through 10.0.0.5 LTS and CD could allow an authenticated user with command queue access to execute arbitrary code by injecting malicious arguments into Ant script commands.</p>"}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7294642", "tags": ["vendor-advisory", "patch"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}}], "solutions": [{"lang": "en", "value": "This issue was addressed under Known Issue DT473747.\n\n\n\nIBM MQ version 9.2 LTS\n\n\n\n Apply cumulative security update 9.2.0.46 https://www.ibm.com/support/pages/downloading-ibm-mq-92-lts \n\n\n\nIBM MQ version 9.3 LTS\n\n\n\n Apply cumulative security update 9.3.0.43 https://www.ibm.com/support/pages/downloading-ibm-mq-93-lts \n\n\n\nIBM MQ version 9.4 LTS\n\n\n\n Apply fix pack 9.4.0.30 https://www.ibm.com/support/pages/downloading-ibm-mq-94 \n\n\n\nIBM MQ version 10.0.LTS\n\n\n\n Upgrade to IBM MQ version 10.0.0.6 https://www.ibm.com/support/pages/downloading-ibm-mq-100 \n\n\n\nIBM MQ version 9.4 CD and 10.0 CD\n\n\n\n Upgrade to IBM MQ version 10.0.1.0 https://www.ibm.com/support/pages/downloading-ibm-mq-100", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>This issue was addressed under Known Issue DT473747.</p><p>IBM MQ version 9.2 LTS</p><p><a href=\"https://www.ibm.com/support/pages/downloading-ibm-mq-92-lts\" rel=\"noopener noreferrer nofollow\">Apply cumulative security update 9.2.0.46</a></p><p>IBM MQ version 9.3 LTS</p><p><a href=\"https://www.ibm.com/support/pages/downloading-ibm-mq-93-lts\" rel=\"noopener noreferrer nofollow\">Apply cumulative security update 9.3.0.43</a></p><p>IBM MQ version 9.4 LTS</p><p><a href=\"https://www.ibm.com/support/pages/downloading-ibm-mq-94\" rel=\"noopener noreferrer nofollow\">Apply fix pack 9.4.0.30</a></p><p>IBM MQ version 10.0.LTS</p><p><a href=\"https://www.ibm.com/support/pages/downloading-ibm-mq-100\" rel=\"noopener noreferrer nofollow\">Upgrade to IBM MQ version 10.0.0.6</a></p><p>IBM MQ version 9.4 CD and 10.0 CD</p><p><a href=\"https://www.ibm.com/support/pages/downloading-ibm-mq-100\" rel=\"noopener noreferrer nofollow\">Upgrade to IBM MQ version 10.0.1.0</a></p>"}]}]}}}

{}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:ibm:mq:9.2.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.3.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:mq:9.4.0.0:*:*:*:*:*:*:*"], "product": "MQ", "vendor": "IBM", "versions": [{"lessThanOrEqual": "9.2.0.44", "status": "affected", "version": "9.2.0.0", "versionType": "semver"}, {"lessThanOrEqual": "9.3.0.42", "status": "affected", "version": "9.3.0.0", "versionType": "semver"}, {"lessThanOrEqual": "9.4.0.26", "status": "affected", "version": "9.4.0.0", "versionType": "semver"}, {"lessThanOrEqual": "9.4.5.1", "status": "affected", "version": "9.4.0.0", "versionType": "semver"}, {"lessThanOrEqual": "10.0.0.5", "status": "affected", "version": "10.0.0.0", "versionType": "semver"}]}], "source": "psirt@us.ibm.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "IBM MQ 9.2.0.0 through 9.2.0.44 LTS, 9.3.0.0 through 9.3.0.42 LTS, 9.4.0.0 through 9.4.0.26 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 through 10.0.0.5 LTS and CD could allow an authenticated user with command queue access to execute arbitrary code by injecting malicious arguments into Ant script commands."}], "id": "CVE-2026-12356", "lastModified": "2026-11-04T21:18:11.390", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 5.9, "source": "psirt@us.ibm.com", "type": "Primary"}]}, "published": "2026-11-04T21:18:11.270", "references": [{"source": "psirt@us.ibm.com", "url": "https://www.ibm.com/support/pages/node/7294642"}], "sourceIdentifier": "psirt@us.ibm.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-74"}], "source": "psirt@us.ibm.com", "type": "Primary"}]}

{}

{"created": "2026-11-04T22:30:13.767640+00:00", "updated": "2026-11-04T22:30:13.767647+00:00", "vendors": []}