{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/351307?format=json","vulnerability_id":"VCID-tyaw-6dpw-mudm","summary":"Apache ActiveMQ, Apache ActiveMQ All, Apache ActiveMQ MQTT vulnerable to Integer Overflow or Wraparound\nInteger Overflow or Wraparound vulnerability in Apache ActiveMQ, Apache ActiveMQ All, Apache ActiveMQ MQTT.\n\nThe fix for \"CVE-2025-66168: MQTT control packet remaining length field is not properly validated\" was only applied to 5.19.2 (and future 5.19.x) releases but was missed for all 6.0.0+ versions. This issue affects Apache ActiveMQ: from 6.0.0 before 6.2.4; Apache ActiveMQ All: from 6.0.0 before 6.2.4; Apache ActiveMQ MQTT: from 6.0.0 before 6.2.4.\n\nUsers are recommended to upgrade to version 6.2.4 or a 5.19.x version starting with 5.19.2 or later (currently latest is 5.19.5), which fixes the issue.","aliases":[{"alias":"CVE-2026-40046"},{"alias":"GHSA-xvqc-pp94-fmpx"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/582588?format=json","purl":"pkg:deb/debian/activemq@0?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/activemq@0%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/582589?format=json","purl":"pkg:deb/debian/activemq@5.16.1-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/activemq@5.16.1-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/582590?format=json","purl":"pkg:deb/debian/activemq@5.17.2%2Bdfsg-2%2Bdeb12u1?distro=trixie","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-q6zs-spcv-v7ey"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/activemq@5.17.2%252Bdfsg-2%252Bdeb12u1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/582591?format=json","purl":"pkg:deb/debian/activemq@5.17.6%2Bdfsg-2?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/activemq@5.17.6%252Bdfsg-2%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/1060869?format=json","purl":"pkg:maven/org.apache.activemq/activemq-all@6.2.4","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.activemq/activemq-all@6.2.4"},{"url":"http://public2.vulnerablecode.io/api/packages/1060870?format=json","purl":"pkg:maven/org.apache.activemq/activemq-mqtt@6.2.4","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.activemq/activemq-mqtt@6.2.4"},{"url":"http://public2.vulnerablecode.io/api/packages/1060868?format=json","purl":"pkg:maven/org.apache.activemq/apache-activemq@6.2.4","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.activemq/apache-activemq@6.2.4"}],"affected_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/147452?format=json","purl":"pkg:maven/org.apache.activemq/activemq-all@6.0.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-bktu-qch2-5ugv"},{"vulnerability":"VCID-ckcj-176v-6fcy"},{"vulnerability":"VCID-cm77-qbk4-63ff"},{"vulnerability":"VCID-crp7-g677-xkg4"},{"vulnerability":"VCID-qpr5-vxte-dqea"},{"vulnerability":"VCID-qw4u-5rxe-nuad"},{"vulnerability":"VCID-tyaw-6dpw-mudm"},{"vulnerability":"VCID-ub8t-cg1x-nkec"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.activemq/activemq-all@6.0.0"},{"url":"http://public2.vulnerablecode.io/api/packages/147451?format=json","purl":"pkg:maven/org.apache.activemq/activemq-mqtt@6.0.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-bktu-qch2-5ugv"},{"vulnerability":"VCID-tyaw-6dpw-mudm"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.activemq/activemq-mqtt@6.0.0"},{"url":"http://public2.vulnerablecode.io/api/packages/145330?format=json","purl":"pkg:maven/org.apache.activemq/apache-activemq@6.0.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-bktu-qch2-5ugv"},{"vulnerability":"VCID-cm77-qbk4-63ff"},{"vulnerability":"VCID-crp7-g677-xkg4"},{"vulnerability":"VCID-qw4u-5rxe-nuad"},{"vulnerability":"VCID-tyaw-6dpw-mudm"},{"vulnerability":"VCID-ub8t-cg1x-nkec"},{"vulnerability":"VCID-wema-7dnk-bkhy"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.activemq/apache-activemq@6.0.0"}],"references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-40046.json","reference_id":"","reference_type":"","scores":[{"value":"5.4","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-40046.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2026-40046","reference_id":"","reference_type":"","scores":[{"value":"0.00038","scoring_system":"epss","scoring_elements":"0.11336","published_at":"2026-04-13T12:55:00Z"},{"value":"0.00038","scoring_system":"epss","scoring_elements":"0.11399","published_at":"2026-04-11T12:55:00Z"},{"value":"0.00038","scoring_system":"epss","scoring_elements":"0.11365","published_at":"2026-04-12T12:55:00Z"},{"value":"0.0005","scoring_system":"epss","scoring_elements":"0.15279","published_at":"2026-04-29T12:55:00Z"},{"value":"0.0005","scoring_system":"epss","scoring_elements":"0.15247","published_at":"2026-04-18T12:55:00Z"},{"value":"0.0005","scoring_system":"epss","scoring_elements":"0.15243","published_at":"2026-04-16T12:55:00Z"},{"value":"0.0005","scoring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Overflow or Wraparound","description":"The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control."}],"exploits":[],"severity_range_score":"4.0 - 7.5","exploitability":"0.5","weighted_severity":"6.8","risk_score":3.4,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-tyaw-6dpw-mudm"}