Multiple XML external entity (XXE) vulnerabilities in the (1) Dom4JDriver, (2) DomDriver, (3) JDomDriver, (4) JDom2Driver, (5) SjsxpDriver, (6) StandardStaxDriver, and (7) WstxDriver drivers in XStream before 1.4.9 allow remote attackers to read arbitrary files via a crafted XML document.
http://www.securitytracker.com/id/1036419
http://www.securityfocus.com/bid/85381
http://www.openwall.com/lists/oss-security/2016/03/28/1
https://github.com/andikahilmy/CVE-2020-26259-xstream-vulnerable
https://github.com/andikahilmy/CVE-2020-26258-xstream-vulnerable
https://github.com/andikahilmy/CVE-2020-26217-xstream-vulnerable
https://github.com/shoucheng3/x-stream__xstream_CVE-2021-21345_1-4-15
https://github.com/epicosy/XStream-1
https://github.com/advisories/GHSA-rgh3-987h-wpmw