Arbitrary File Deletion Affecting com.thoughtworks.xstream:xstream package, versions [,1.4.15)

  • Exploit Maturity

    Proof of concept

  • Attack Complexity


  • Integrity


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  • snyk-id


  • published

    16 Dec 2020

  • disclosed

    16 Dec 2020

  • credit

    Liaogui Zhong

How to fix?

Upgrade com.thoughtworks.xstream:xstream to version 1.4.15 or higher.


com.thoughtworks.xstream:xstream is a simple library to serialize objects to XML and back again.

Affected versions of this package are vulnerable to Arbitrary File Deletion. A remote attacker can delete arbitrary known files on the host as long as the executing process has sufficient rights, by manipulating the processed input stream.