CVE-2021-39139: Deserialization of Untrusted Data

August 23, 2021 (updated November 7, 2023)

XStream is a simple library to serialize objects to XML and back again.However, this scenario can be adjusted easily to an external Xalan that works regardless of the version of the Java runtime. Users who followed the recommendation to setup XStream’s security framework with an allow list limited to the minimal required types are not impacted.

References

nvd.nist.gov/vuln/detail/CVE-2021-39139
x-stream.github.io/CVE-2021-39139.html

Code Behaviors & Features

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