{"id":"CVE-2026-12538","published":"2026-11-04T21:18:11.440","lastModified":"2026-11-04T21:18:11.563","description":"IBM MQ 9.4.0.0 to 9.4.0.26, 9.4.1.0 to 9.4.5.3, and 10.0.0.1 to 10.0.0.5 could allow an authenticated attacker to obtain sensitive information or cause a denial of service due to improper validation of message header structure length fields.","cvssScore":5.4,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L","cwes":["CWE-124"],"vendors":[],"products":[],"references":[{"url":"https://www.ibm.com/support/pages/node/7293035","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}