Learn about CVE-2021-21342, a vulnerability in XStream Java library allowing server-side forgery requests. Understand the impact, affected versions, and mitigation steps.
XStream, a Java library for serializing objects to XML, was found to be vulnerable to a server-side forgery request due to improper processing of data streams. This vulnerability, tracked as CVE-2021-21342, could allow an attacker to manipulate input streams and execute server-side forgery requests.