# CVE-2016-3088: Improper Input Validation in Apache ActiveMQ

Source: https://junglewise.ai/threats/cve-2016-3088-apache-activemq-improper-input-validation-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-05-14. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2016-3088 · Severity: critical · CVSS 3 · Exploited in the wild · Published 2022-05-14

The Fileserver web application in Apache ActiveMQ allows remote attackers to upload and execute arbitrary files. This is achieved by sending an HTTP PUT request to upload a file followed by an HTTP MOVE request to relocate it to an executable location.

Technologies: [Apache ActiveMQ](https://junglewise.ai/threats/technologies/activemq), [org.apache.activemq:activemq-client (Maven)](https://junglewise.ai/threats/technologies/org-apache-activemq-activemq-client). Vendors: [Apache](https://junglewise.ai/threats/vendors/apache), [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2016-3088 exploited in the wild?** Yes. CVE-2016-3088 is known to be exploited in the wild, first recorded on 10 February 2022. Treat it as urgent.

**How severe is CVE-2016-3088?** Critical severity, with a CVSS score of 3, published 14 May 2022.

**Which products and versions are affected?** org.apache.activemq:activemq-client (Maven) ECOSYSTEM:introduced=5.0.0,fixed=5.14.0.

**Is there a fix for CVE-2016-3088?** Yes. org.apache.activemq:activemq-client (Maven): upgrade to 5.14.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2016-3088 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2016-3088?** Check whether you run Apache ActiveMQ or org.apache.activemq:activemq-client (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- org.apache.activemq:activemq-client (Maven): upgrade to 5.14.0 or later

  ```sh
  # set org.apache.activemq:activemq-client to 5.14.0 in your pom.xml or build.gradle
  ```


## Affected products

- Apache ActiveMQ 5.x before 5.14.0

## Identifiers

- CVE-2016-3088
- GHSA-rxqh-fc23-gxp2

## Timeline

- 2022-02-10: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
- 2022-02-10: disclosed: NVD publication date
- 2016-05-31: other: Security tracker ID 1035951 indicates 2016 activity

## Related threats

- [ActiveMQ EJBd credential exposure in datasource lookup](https://junglewise.ai/threats/cve-2026-97867-the-ejbd-remote-protocol-returns-datasource-connection-details)
- [Apache ActiveMQ improper input validation in connection state handling](https://junglewise.ai/threats/cve-2026-108946-improper-input-validation-vulnerability-in-apache-activemq)
- [Apache ActiveMQ input validation bypass in LDAPAuthorizationMapPlugin](https://junglewise.ai/threats/cve-2026-108500-input-validation-vulnerability-in-apache-activemq-configured-to)
- [Apache ActiveMQ improper authorization cache invalidation](https://junglewise.ai/threats/cve-2026-111822-improper-invalidation-of-cached-authorizations-vulnerability-in)
- [Apache ActiveMQ improper input validation in durable subscriptions](https://junglewise.ai/threats/cve-2026-111821-improper-input-validation-vulnerability-in-apache-activemq)