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CVEs-PoC/2021/CVE-2021-29505.md
2025-09-29 21:09:30 +02:00

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CVE-2021-29505

Description

XStream is software for serializing Java objects to XML and back again. A vulnerability in XStream versions prior to 1.4.17 may allow a remote attacker has sufficient rights to execute commands of the host only by manipulating the processed input stream. No user who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types is affected. The vulnerability is patched in version 1.4.17.

POC

Reference

Github