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activemq — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2026-41044

Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ, Apache ActiveMQ Broker, Apache ActiveMQ All. An authenticated attacker can use the admin web console page to construct a malicious broker name that bypasses name validation to include an xbean binding that can be later used by a VM transport to load a remote Spring XML application. The attacker can then use the DestinationView mbean to send a message to trigger a VM transport creation that will reference this malicious broker name which can lead to loading the malicious Spring XML context file. Because Spring's ResourceXmlApplicationContext instantiates all singleton beans before the BrokerService validates the configuration, arbitrary code execution occurs on the broker's JVM through bean factory methods such as Runtime.exec(). This issue affects Apache ActiveMQ: before 5.19.6, from 6.0.0 before 6.2.5; Apache ActiveMQ Broker: before 5.19.6, from 6.0.0 before 6.2.5; Apache ActiveMQ All: before 5.19.6, from 6.0.0 before 6.2.5. Users are recommended to upgrade to version 6.2.5 or 5.19.6, which fixes the issue.

Products
activemq
Affected versions
5.17.2+dfsg-2, 5.17.2+dfsg-2+deb12u1, 5.17.6+dfsg-1, 5.17.6+dfsg-2
Fixed versions
Not specified
CVEs
CVE-2026-41044
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 17:46 UTC · Revision 2

Source evidence

DEBIAN-CVE-2026-41044

core-osv · Original source

Published 24 Apr 2026, 11:16 UTC

Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ, Apache ActiveMQ Broker, Apache ActiveMQ All. An authenticated attacker can use the admin web console page to construct a malicious broker name that bypasses name validation to include an xbean binding that can be later used by a VM transport to load a remote Spring XML application. The attacker can then use the DestinationView mbean to send a message to trigger a VM transport creation that will reference this malicious broker name which can lead to loading the malicious Spring XML context file. Because Spring's ResourceXmlApplicationContext instantiates all singleton beans before the BrokerService validates the configuration, arbitrary code execution occurs on the broker's JVM through bean factory methods such as Runtime.exec(). This issue affects Apache ActiveMQ: before 5.19.6, from 6.0.0 before 6.2.5; Apache ActiveMQ Broker: before 5.19.6, from 6.0.0 before 6.2.5; Apache ActiveMQ All: before 5.19.6, from 6.0.0 before 6.2.5. Users are recommended to upgrade to version 6.2.5 or 5.19.6, which fixes the issue.

osv:DEBIAN-CVE-2026-41044

activemq

Fixed versions: Not specified

activemq

Fixed versions: Not specified

Complete source record
{
  "id": "a105eaceeaa991b6a1903e90c47c3a7d84eca4f14c561a991dc4ea7e6962d071",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2026-41044",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2026-41044",
    "summary": "Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ, Apache ActiveMQ Broker, Apache ActiveMQ All. An authenticated attacker can use the admin web console page to construct a malicious broker name that bypasses name validation to include an xbean binding that can be later used by a VM transport to load a remote Spring XML application. The attacker can then use the DestinationView mbean to send a message to trigger a VM transport creation that will reference this malicious broker name which can lead to loading the malicious Spring XML context file. Because Spring's ResourceXmlApplicationContext instantiates all singleton beans before the BrokerService validates the configuration, arbitrary code execution occurs on the broker's JVM through bean factory methods such as Runtime.exec(). This issue affects Apache ActiveMQ: before 5.19.6, from 6.0.0 before 6.2.5; Apache ActiveMQ Broker: before 5.19.6, from 6.0.0 before 6.2.5; Apache ActiveMQ All: before 5.19.6, from 6.0.0 before 6.2.5. Users are recommended to upgrade to version 6.2.5 or 5.19.6, which fixes the issue.",
    "evidence": "osv:DEBIAN-CVE-2026-41044",
    "products": [
      {
        "name": {
          "value": "activemq",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "5.17.2+dfsg-2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.17.2+dfsg-2+deb12u1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.17.6+dfsg-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.17.6+dfsg-2",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "activemq",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "5.17.6+dfsg-2",
            "evidence": "/affected/1/versions"
          }
        ]
      }
    ],
    "severity": "high",
    "structured": {
      "id": "DEBIAN-CVE-2026-41044",
      "aliases": [
        "DEBIAN-CVE-2026-41044"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "activemq",
            "purl": "pkg:deb/debian/activemq?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "versions": [
            "5.17.2+dfsg-2",
            "5.17.2+dfsg-2+deb12u1",
            "5.17.6+dfsg-1",
            "5.17.6+dfsg-2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41044.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "activemq",
            "purl": "pkg:deb/debian/activemq?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "versions": [
            "5.17.6+dfsg-2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41044.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-27T09:47:39.778582898Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-41044"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2026-41044"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-41044",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 461167,
  "published_at": "2026-04-24T11:16:22.79+00:00"
}