{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53917","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-06-11T14:45:46.575Z","datePublished":"2026-06-30T09:49:17.388Z","dateUpdated":"2026-06-30T14:51:31.720Z"},"containers":{"cna":{"affected":[{"collectionURL":"https://repo.maven.apache.org/maven2","defaultStatus":"unaffected","packageName":"org.apache.activemq:apache-activemq","product":"Apache ActiveMQ","vendor":"Apache Software Foundation","versions":[{"lessThan":"5.19.8","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.2.7","status":"affected","version":"6.0.0","versionType":"semver"}]},{"collectionURL":"https://repo.maven.apache.org/maven2","defaultStatus":"unaffected","packageName":"org.apache.activemq:activemq-all","product":"Apache ActiveMQ All","vendor":"Apache Software Foundation","versions":[{"lessThan":"5.19.8","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.2.7","status":"affected","version":"6.0.0","versionType":"semver"}]},{"collectionURL":"https://repo.maven.apache.org/maven2","defaultStatus":"unaffected","packageName":"org.apache.activemq:activemq-client","product":"Apache ActiveMQ Client","vendor":"Apache Software Foundation","versions":[{"lessThan":"5.19.8","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.2.7","status":"affected","version":"6.0.0","versionType":"semver"}]},{"collectionURL":"https://repo.maven.apache.org/maven2","defaultStatus":"unaffected","packageName":"org.apache.activemq:activemq-broker","product":"Apache ActiveMQ Broker","vendor":"Apache Software Foundation","versions":[{"lessThan":"5.19.8","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.2.7","status":"affected","version":"6.0.0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"tonghuaroot"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ, Apache ActiveMQ All, Apache ActiveMQ Client, Apache ActiveMQ Broker.</p>An authenticated user can cause a broker DoS by sending a crafted OpenWire Message with a large encoded size value for the map. <span style=\"background-color: rgb(255, 255, 255);\">OpenWire message property maps are unmarshaled without size validation</span>&nbsp;which can trigger OOM and crash the broker.<br><p>This issue affects Apache ActiveMQ: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ All: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ Client: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ Broker: before 5.19.8, from 6.0.0 before 6.2.7.</p><p>Users are recommended to upgrade to version 6.2.7 or 5.19.8, which fixes the issue.</p>"}],"value":"Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ, Apache ActiveMQ All, Apache ActiveMQ Client, Apache ActiveMQ Broker.\n\nAn authenticated user can cause a broker DoS by sending a crafted OpenWire Message with a large encoded size value for the map. OpenWire message property maps are unmarshaled without size validation which can trigger OOM and crash the broker.\nThis issue affects Apache ActiveMQ: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ All: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ Client: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ Broker: before 5.19.8, from 6.0.0 before 6.2.7.\n\nUsers are recommended to upgrade to version 6.2.7 or 5.19.8, which fixes the issue."}],"metrics":[{"other":{"content":{"text":"important"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-789","description":"CWE-789 Memory Allocation with Excessive Size Value","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-06-30T09:49:17.388Z"},"references":[{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/grrd1mwgkgblqjbwkkq6dvmdxd9ov2dx"}],"source":{"discovery":"UNKNOWN"},"title":"Apache ActiveMQ, Apache ActiveMQ All, Apache ActiveMQ Client, Apache ActiveMQ Broker: Unbounded memory allocation in OpenWire property unmarshalling","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/06/29/14"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-06-30T11:06:23.280Z"}},{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-06-30T14:51:28.341266Z","id":"CVE-2026-53917","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-30T14:51:31.720Z"}}]}}