Description
XMLLanguageService.java in XML Language Server (aka lsp4xml) before 0.9.1, as used in Red Hat XML Language Support (aka vscode-xml) before 0.9.1 for Visual Studio and other products, allows a remote attacker to write to arbitrary files via Directory Traversal.
Remediation
References
https://github.com/angelozerr/lsp4xml/
https://github.com/angelozerr/lsp4xml/blob/master/CHANGELOG.md#others
https://github.com/angelozerr/lsp4xml/pull/567
https://github.com/redhat-developer/vscode-xml/
https://marketplace.visualstudio.com/items?itemName=redhat.vscode-xml
https://www.shielder.it/blog/dont-open-that-xml-xxe-to-rce-in-xml-plugins-for-vs-code-eclipse-theia/
Related Vulnerabilities
CVE-2021-27515 Vulnerability in maven package org.webjars.bowergithub.unshiftio:url-parse
CVE-2019-1003042 Vulnerability in maven package org.6wind.jenkins:lockable-resources
CVE-2020-15092 Vulnerability in npm package @knight-lab/timelinejs
CVE-2018-20676 Vulnerability in maven package org.webjars.npm:bootstrap-sass
CVE-2020-11969 Vulnerability in maven package org.apache.tomee:openejb-core