{"id":"CVE-2026-11381","title":"IBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to improper validation of message distribution list structures.","summary":"IBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to improper validation of message distribution list structures.","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-122"],"vendor":"IBM","product":"MQ for HPE NonStop","affected":["mq_for_hpe_nonstop >= 8.1.0 <= 8.1.0.40"],"published":"2026-09-18","updated":"2026-09-19","sourceUpdated":"2026-09-19T04:17:53.313","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-11381","references":[{"url":"https://www.ibm.com/support/pages/node/7287706","label":"psirt@us.ibm.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-18T17:23:12.071837Z"},"ingestedAt":"2026-09-18T16:45:41.382Z","epss":0.00328,"epssPercentile":0.23164,"slug":"CVE-2026-11381","body":"## Overview\n\nIBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to improper validation of message distribution list structures.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}