{"id":"CVE-2026-13271","aliases":[],"cve":{"records":[{"id":"CVE-2026-13271","source":"ibm","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-06-24T21:26:11.391Z","published":"2026-11-04T20:25:20.726Z","modified":"2026-11-09T20:52:19.791Z"}],"publishers":[{"name":"ibm","role":"CNA","organizationId":"9a959283-ebb5-44b6-b705-dcc2bbced522","modified":"2026-11-04T20:25:20.726Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-11-09T20:52:19.791Z"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7294654","tags":["vendor-advisory","patch"],"source":"ibm"}],"weaknesses":[{"id":"CWE-611","description":"CWE-611 Improper Restriction of XML External Entity Reference","source":"ibm"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-11-09T20:52:09.419114Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"total"}]}]},"title":"IBM MQ Managed File Transfer is affected by a denial of service vulnerability","titleSource":"ibm","descriptionSource":"ibm","description":"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 Managed File Transfer could allow an authenticated attacker to obtain sensitive information or cause a denial of service due to improper restriction of XML external entity references in command queue processing.","score":8.1,"severity":"high","published":"2026-11-04T20:25:20.726Z","modified":"2026-11-09T20:52:19.791Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"IBM","name":"MQ","platforms":[],"versions":[{"version":"9.2.0.0","status":"affected","lessThanOrEqual":"9.2.0.44","versionType":"semver"},{"version":"9.3.0.0","status":"affected","lessThanOrEqual":"9.3.0.42","versionType":"semver"},{"version":"9.4.0.0","status":"affected","lessThanOrEqual":"9.4.0.26","versionType":"semver"},{"version":"9.4.0.0","status":"affected","lessThanOrEqual":"9.4.5.1","versionType":"semver"},{"version":"10.0.0.0","status":"affected","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:*:*:*:*:*:*:*"],"source":"ibm","url":"https://www.cve.org/CVERecord?id=CVE-2026-13271"}],"remediation":[{"text":"This issue was addressed under Known Issue DT474627.\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","source":"ibm","url":"https://www.cve.org/CVERecord?id=CVE-2026-13271"}],"references":["https://www.ibm.com/support/pages/node/7294654"],"sources":[{"name":"CVE","id":"CVE-2026-13271","modified":"2026-11-09T20:52:19.791Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-13271"}],"assessments":[{"source":"ibm","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","score":8.1}],"sourceAffected":[],"observedAt":"2026-11-09T21:00:46.511Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T02:00:33.565Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-11-05T08:45:36.106Z","attemptedAt":"2026-11-05T08:45:36.106Z"},{"source":"GHSA","status":"available","checkedAt":"2026-11-05T10:20:34.237Z","attemptedAt":"2026-11-05T10:20:34.237Z"},{"source":"EUVD","status":"available","checkedAt":"2026-11-05T10:20:33.751Z","attemptedAt":"2026-11-05T10:20:33.751Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-11-05T08:45:35.376Z","attemptedAt":"2026-11-05T08:45:35.376Z"}],"evidence":[{"source":"NVD","id":"CVE-2026-13271","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13271","modified":"2026-11-04T21:18:11.900","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","checkedAt":"2026-11-05T08:45:36.106Z"},{"source":"ENISA EUVD","id":"EUVD-2026-117070","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-117070","modified":"Nov 4, 2026, 8:25:20 PM","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","checkedAt":"2026-11-05T10:20:33.751Z"},{"source":"GitHub Advisory Database","id":"GHSA-pfg6-g479-pc6h","url":"https://github.com/advisories/GHSA-pfg6-g479-pc6h","modified":"2026-11-04T21:32:40Z","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","checkedAt":"2026-11-05T10:20:34.237Z"}],"aiSummary":{"text":"IBM MQ Managed File Transfer versions 9.2.0.0 through 9.2.0.44, 9.3.0.0 through 9.3.0.42, 9.4.0.0 through 9.4.0.26, 9.4.0.0 through 9.4.5.1, and 10.0.0.0 through 10.0.0.5 may allow an authenticated attacker to cause a denial of service due to improper restriction of XML external entity references.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-11-04T21:21:41.993Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-13271"}]}}