{
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09"
      },
      "title": "Unsafe deserialization of inbound JMS ObjectMessage",
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-502 Deserialization of Untrusted Data",
              "lang": "en",
              "cweId": "CWE-502",
              "type": "CWE"
            }
          ]
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "affected": [
        {
          "vendor": "Apache Software Foundation",
          "product": "Apache CXF",
          "collectionURL": "https://repo.maven.apache.org/maven2",
          "packageName": "org.apache.cxf:cxf-rt-transports-jms",
          "versions": [
            {
              "status": "affected",
              "version": "4.2.0",
              "lessThan": "4.2.3",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "4.0.0",
              "lessThan": "4.1.8",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "0",
              "lessThan": "3.6.12",
              "versionType": "semver"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "descriptions": [
        {
          "value": "Apache CXF's JMS transport deserializes the body of any inbound JMS ObjectMessage\u00a0using native Java deserialization, with no type restrictions in place. Any attacker able to place a message on the service's JMS destination can submit a malicious serialized object, leading to denial of service or, if a suitable gadget class is on the classpath, remote code execution. The fix disables ObjectMessage\u00a0deserialization by default, with a configuration switch to re-enable it if needed.\u00a0Users are recommended to upgrade to versions 4.2.3 or 4.1.8 or 3.6.12, which fix this issue.",
          "lang": "en",
          "supportingMedia": [
            {
              "type": "text/html",
              "base64": false,
              "value": "<span style=\"background-color: rgb(252, 252, 251);\">Apache CXF's JMS transport deserializes the body of any inbound </span><code>JMS ObjectMessage</code><span style=\"background-color: rgb(252, 252, 251);\">&nbsp;using native Java deserialization, with no type restrictions in place. An</span><span style=\"background-color: rgb(252, 252, 251);\">y attacker able to place a message on the service's JMS destination can submit a malicious serialized object, leading to denial of service or, if a suitable gadget class is on </span><span style=\"background-color: rgb(252, 252, 251);\">the </span><span style=\"background-color: rgb(252, 252, 251);\">classpath, </span><span style=\"background-color: rgb(252, 252, 251);\">remote </span><span style=\"background-color: rgb(252, 252, 251);\">code </span><span style=\"background-color: rgb(252, 252, 251);\">execution. </span><span style=\"background-color: rgb(252, 252, 251);\">The </span><span style=\"background-color: rgb(252, 252, 251);\">fix </span><span style=\"background-color: rgb(252, 252, 251);\">disables </span><span style=\"background-color: rgb(252, 252, 251);\"><code>ObjectMessage</code></span><span style=\"background-color: rgb(252, 252, 251);\">&nbsp;deserialization </span><span style=\"background-color: rgb(252, 252, 251);\">by </span><span style=\"background-color: rgb(252, 252, 251);\">default, </span><span style=\"background-color: rgb(252, 252, 251);\">with </span><span style=\"background-color: rgb(252, 252, 251);\">a </span><span style=\"background-color: rgb(252, 252, 251);\">configuration </span><span style=\"background-color: rgb(252, 252, 251);\">switch </span><span style=\"background-color: rgb(252, 252, 251);\">to </span><span style=\"background-color: rgb(252, 252, 251);\">re-enable </span><span style=\"background-color: rgb(252, 252, 251);\">it </span><span style=\"background-color: rgb(252, 252, 251);\">if </span><span style=\"background-color: rgb(252, 252, 251);\">needed.&nbsp;</span>Users are recommended to upgrade to versions 4.2.3 or 4.1.8 or 3.6.12, which fix this issue."
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://lists.apache.org/thread/lr5d4tg6tf7j29jmw8wt242oowonjqpx",
          "tags": [
            "vendor-advisory"
          ]
        }
      ],
      "metrics": [
        {
          "other": {
            "type": "Textual description of severity",
            "content": {
              "text": "important"
            }
          }
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Reported by n0mi1k",
          "type": "finder"
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "cveId": "CVE-2026-66909",
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "serial": 1,
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}