CVE-2022-42468: Apache Flume prior to 1.11.0 has an Improper Input Validation (JNDI Injection) in JMSSource

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-10-26 · updated 2026-06-17
Weakness: CWE-20

Description

Apache Flume versions 1.4.0 through 1.10.1 are vulnerable to a remote code execution (RCE) attack when a configuration uses a JMS Source with an unsafe providerURL. This issue is fixed by limiting JNDI to allow only the use of the java protocol or no protocol.

Affected products

Apache Software Foundation Apache Flume: from 1.4.0 through 1.10.1

References

https://issues.apache.org/jira/browse/FLUME-3437
https://lists.apache.org/thread/1ckhmp539zr2nd2rs45pocpywk2d9zvz
https://lists.apache.org/thread/939wkx8o90bp6m2ht3t1sdyo1ncypl78
https://issues.apache.org/jira/browse/FLUME-3437
https://lists.apache.org/thread/1ckhmp539zr2nd2rs45pocpywk2d9zvz
https://lists.apache.org/thread/939wkx8o90bp6m2ht3t1sdyo1ncypl78

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