{"id":"CVE-2026-12667","title":"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 …","summary":"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 …","severity":"high","cvss":7.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L","cwe":["CWE-611"],"vendor":"IBM","product":"MQ","affected":["MQ >= 9.1.0.0 <= 9.1.0.37 LTS","MQ >= 9.2.0.0 <= 9.2.0.43 LTS","MQ >= 9.3.0.0 <= 9.3.0.41 LTS","MQ >= 9.3.0.0 <= 9.3.5.1 CD","MQ >= 9.4.0.0 <= 9.4.0.25 LTS","MQ >= 9.4.0.0 <= 9.4.5.1 CD","MQ 10.0.0.0"],"published":"2026-09-15","updated":"2026-09-16","sourceUpdated":"2026-09-16T19:24:58.293","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-12667","references":[{"url":"https://www.ibm.com/support/pages/node/7284936","label":"psirt@us.ibm.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-15T19:00:28.792537Z"},"ingestedAt":"2026-09-15T17:41:02.974Z","epss":0.00364,"epssPercentile":0.3024,"slug":"CVE-2026-12667","body":"## Overview\n\nIBM 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 read files from a vulnerable .NET client or cause limited denial of service due to improper handling of XML external entities in RFH2 folder parsing.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":39.1,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}