# Apache Software Foundation ActiveMQ Client vulnerabilities

Source: https://junglewise.ai/threats/technologies/activemq-client  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/activemq-client.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Apache Software Foundation ActiveMQ Client: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-53917, was published on 30 June 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About Apache Software Foundation ActiveMQ Client

Java client library for connecting to and communicating with ActiveMQ message brokers.

## Latest Apache Software Foundation ActiveMQ Client vulnerabilities

- [CVE-2026-53917: Apache ActiveMQ DoS via excessive memory allocation in OpenWire map unmarshaling](https://junglewise.ai/threats/cve-2026-53917-apache-activemq-dos-via-excessive-memory-allocation-in-openwire) (high, CVSS 7.5, published 30 Jun 2026)
- [CVE-2026-50734: Apache ActiveMQ denial of service via excessive memory allocation](https://junglewise.ai/threats/cve-2026-50734-apache-activemq-denial-of-service-via-excessive-memory-allocation) (high, CVSS 7.5, published 30 Jun 2026)
- [CVE-2026-39304: Apache ActiveMQ DoS via memory exhaustion in NIO SSL transport](https://junglewise.ai/threats/cve-2026-39304-apache-activemq-dos-via-memory-exhaustion-in-nio-ssl-transport) (high, CVSS 7.5, published 10 Apr 2026)

## Most severe Apache Software Foundation ActiveMQ Client vulnerabilities

- [CVE-2026-39304: Apache ActiveMQ DoS via memory exhaustion in NIO SSL transport](https://junglewise.ai/threats/cve-2026-39304-apache-activemq-dos-via-memory-exhaustion-in-nio-ssl-transport) (high, CVSS 7.5, published 10 Apr 2026)
- [CVE-2026-53917: Apache ActiveMQ DoS via excessive memory allocation in OpenWire map unmarshaling](https://junglewise.ai/threats/cve-2026-53917-apache-activemq-dos-via-excessive-memory-allocation-in-openwire) (high, CVSS 7.5, published 30 Jun 2026)
- [CVE-2026-50734: Apache ActiveMQ denial of service via excessive memory allocation](https://junglewise.ai/threats/cve-2026-50734-apache-activemq-denial-of-service-via-excessive-memory-allocation) (high, CVSS 7.5, published 30 Jun 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Apache Software Foundation technologies

- [Apache Software Foundation IoTDB](https://junglewise.ai/threats/technologies/iotdb): 13 vulnerabilities
- [Apache Software Foundation Apache CXF](https://junglewise.ai/threats/technologies/cxf): 10 vulnerabilities
- [Apache Software Foundation HTTP Server](https://junglewise.ai/threats/technologies/apache-software-foundation-http-server): 8 vulnerabilities
- [Apache Software Foundation ActiveMQ All](https://junglewise.ai/threats/technologies/activemq-all): 7 vulnerabilities
- [Apache Software Foundation Answer](https://junglewise.ai/threats/technologies/answer): 7 vulnerabilities
- [Apache Software Foundation Dolphinscheduler](https://junglewise.ai/threats/technologies/dolphinscheduler): 6 vulnerabilities
- [Apache Software Foundation NimBLE](https://junglewise.ai/threats/technologies/nimble): 6 vulnerabilities
- [Apache Software Foundation JSPWiki](https://junglewise.ai/threats/technologies/jspwiki): 5 vulnerabilities
- [Apache Software Foundation Apache Kvrocks](https://junglewise.ai/threats/technologies/kvrocks): 5 vulnerabilities
- [Apache Software Foundation NiFi](https://junglewise.ai/threats/technologies/nifi): 5 vulnerabilities
- [Apache Software Foundation Apache Wicket](https://junglewise.ai/threats/technologies/wicket): 5 vulnerabilities
- [Apache Software Foundation Gravitino](https://junglewise.ai/threats/technologies/gravitino): 4 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Apache Software Foundation ActiveMQ Client vulnerabilities", https://junglewise.ai/threats/technologies/activemq-client, 9 November 2026.