CVE-2019-18212

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.

• CWE-22

• https://github.com/angelozerr/lsp4xml/Product
• https://github.com/angelozerr/lsp4xml/blob/master/CHANGELOG.md#othersRelease Notes, Third Party Advisory
• https://github.com/angelozerr/lsp4xml/pull/567Patch, Third Party Advisory
• https://github.com/redhat-developer/vscode-xml/Patch, Third Party Advisory
• https://marketplace.visualstudio.com/items?itemName=redhat.vscode-xmlThird Party Advisory
• https://www.shielder.it/blog/dont-open-that-xml-xxe-to-rce-in-xml-plugins-for-vs-code-eclipse-theia/Exploit, Third Party Advisory
• https://github.com/angelozerr/lsp4xml/Product
• https://github.com/angelozerr/lsp4xml/blob/master/CHANGELOG.md#othersRelease Notes, Third Party Advisory
• https://github.com/angelozerr/lsp4xml/pull/567Patch, Third Party Advisory
• https://github.com/redhat-developer/vscode-xml/Patch, Third Party Advisory
• https://marketplace.visualstudio.com/items?itemName=redhat.vscode-xmlThird Party Advisory
• https://www.shielder.it/blog/dont-open-that-xml-xxe-to-rce-in-xml-plugins-for-vs-code-eclipse-theia/Exploit, Third Party Advisory

Published

Oct 23, 2019

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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