{"schema":"threatline.record/2","record":{"id":"CVE-2026-12670","aliases":[],"summary":"IBM MQ Denial of Service","details":"IBM MQ could allow an authenticated attacker to cause a denial of service through a specially crafted message that triggers excessive memory operations during character set conversion.","categories":["Unclassified"],"product":"MQ Operator","vendor":"IBM","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-12670","source_modified_at":"2026-10-19T18:10:58.089Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"MQ Operator","vendor":"IBM","versions":[{"status":"affected","version":"3.2.0","lessThanOrEqual":"3.2.29","versionType":"semver"},{"status":"affected","version":"3.3.0","lessThan":"3.4.0","versionType":"semver"},{"status":"affected","version":"3.4.1","versionType":"semver"},{"status":"affected","version":"3.5.0","versionType":"semver"},{"status":"affected","version":"3.5.1","lessThanOrEqual":"3.5.3","versionType":"semver"},{"status":"affected","version":"3.6.0","lessThanOrEqual":"3.6.4","versionType":"semver"},{"status":"affected","version":"3.7.0","lessThanOrEqual":"3.7.2","versionType":"semver"},{"status":"affected","version":"3.8.0","versionType":"semver"},{"status":"affected","version":"3.8.1","versionType":"semver"},{"status":"affected","version":"3.9.0","versionType":"semver"},{"status":"affected","version":"3.9.1","versionType":"semver"},{"status":"affected","version":"3.9.2","versionType":"semver"},{"status":"affected","version":"4.0.0","versionType":"semver"},{"status":"affected","version":"4.0.1","versionType":"semver"},{"status":"affected","version":"4.0.2","versionType":"semver"},{"status":"affected","version":"4.0.3","versionType":"semver"},{"status":"affected","version":"4.0.4","versionType":"semver"},{"status":"affected","version":"2.0.0","lessThanOrEqual":"2.0.29","versionType":"semver"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-12670","source_modified_at":"2026-10-19T18:10:58.089Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"MQ Advanced container images","vendor":"IBM","versions":[{"status":"affected","version":"9.4.0.6-r1","lessThanOrEqual":"r1, 9.4.0.6-r2, 9.4.0.7-r1, 9.4.0.10-r1, 9.4.0.10-r2, 9.4.0.11-r1, 9.4.0.11-r2, 9.4.0.11-r3, 9.4.0.12-r1, 9.4.0.15-r1 - 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