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        "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"
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                    "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"
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                        {
                            "lessThan": "6.2.7",
                            "status": "affected",
                            "version": "6.0.0",
                            "versionType": "semver"
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                    ]
                },
                {
                    "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"
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                    ]
                },
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                    "collectionURL": "https://repo.maven.apache.org/maven2",
                    "defaultStatus": "unaffected",
                    "packageName": "org.apache.activemq:activemq-client",
                    "product": "Apache ActiveMQ Client",
                    "vendor": "Apache Software Foundation",
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                            "lessThan": "5.19.8",
                            "status": "affected",
                            "version": "0",
                            "versionType": "semver"
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                        {
                            "lessThan": "6.2.7",
                            "status": "affected",
                            "version": "6.0.0",
                            "versionType": "semver"
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                    ]
                },
                {
                    "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": [
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                    "lang": "en",
                    "supportingMedia": [
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                            "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": [
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                            "text": "important"
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                        "type": "Textual description of severity"
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            ],
            "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"
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                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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                    "dateUpdated": "2026-06-30T11:06:23.280Z"
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            {
                "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"
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                    },
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                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-06-30T14:51:28.341266Z",
                                "id": "CVE-2026-53917",
                                "options": [
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                                        "Exploitation": "none"
                                    },
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                                        "Automatable": "yes"
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                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                ],
                "title": "CISA ADP Vulnrichment",
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                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-06-30T14:51:31.720Z"
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