{"id":"CVE-2019-18213","aliases":["EUVD-2019-8013","GHSA-8whm-fx4q-45xx"],"status":"published","title":"XML Language Server (aka lsp4xml) before 0.9.1, as used in Red Hat XML Language Support (aka...","description":"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 XXE via a crafted XML document, with resultant SSRF (as well as SMB connection initiation that can lead to NetNTLM challenge/response capture for password cracking). This occurs in extensions/contentmodel/participants/diagnostics/LSPXMLParserConfiguration.java.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01981,"percentile":0.8069,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-611","CWE-91"],"published":"2019-10-23T21:06:46Z","modified":"2026-10-20T10:52:42Z","products":[{"vendor":"eclipse","product":"wild_web_developer"},{"vendor":"theia_xml_extension_project","product":"theia_xml_extension"},{"vendor":"xml_language_server_project","product":"xml_server_project"}],"references":[{"url":"https://github.com/angelozerr/lsp4xml/","tags":["x_refsource_MISC","x_transferred","Product","web"]},{"url":"https://github.com/redhat-developer/vscode-xml/","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://marketplace.visualstudio.com/items?itemName=redhat.vscode-xml","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/angelozerr/lsp4xml/pull/566","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://github.com/angelozerr/lsp4xml/blob/master/CHANGELOG.md#others","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Third Party Advisory","advisory"]},{"url":"https://www.shielder.it/blog/dont-open-that-xml-xxe-to-rce-in-xml-plugins-for-vs-code-eclipse-theia/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-18213"},{"url":"https://github.com/angelozerr/lsp4xml"},{"url":"https://github.com/redhat-developer/vscode-xml"},{"url":"https://www.shielder.it/blog/dont-open-that-xml-xxe-to-rce-in-xml-plugins-for-vs-code-eclipse-theia"},{"url":"https://github.com/advisories/GHSA-8whm-fx4q-45xx"}],"sources":{"cve":[{"id":"CVE-2019-18213","description":"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 XXE via a crafted XML document, with resultant SSRF (as well as SMB connection initiation that can lead to NetNTLM challenge/response capture for password cracking). This occurs in extensions/contentmodel/participants/diagnostics/LSPXMLParserConfiguration.java.","status":"published","published":"2019-10-23T21:06:46Z","modified":"2024-08-05T01:47:14.103Z","updated_at":"2026-11-02T14:32:23.803059Z"}],"euvd":[{"id":"EUVD-2019-8013","description":"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 XXE via a crafted XML document, with resultant SSRF (as well as SMB connection initiation that can lead to NetNTLM challenge/response capture for password cracking). This occurs in extensions/contentmodel/participants/diagnostics/LSPXMLParserConfiguration.java.","status":"published","published":"2019-10-23T21:06:46Z","modified":"2024-08-05T01:47:14Z","updated_at":"2026-11-03T02:40:28.860423Z"}],"ghsa":[{"id":"GHSA-8whm-fx4q-45xx","title":"XML Language Server (aka lsp4xml) before 0.9.1, as used in Red Hat XML Language Support (aka...","description":"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 XXE via a crafted XML document, with resultant SSRF (as well as SMB connection initiation that can lead to NetNTLM challenge/response capture for password cracking). This occurs in extensions/contentmodel/participants/diagnostics/LSPXMLParserConfiguration.java.","status":"published","published":"2022-05-24T16:59:49Z","modified":"2024-04-04T02:34:02Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-91","CWE-611"],"updated_at":"2026-11-02T14:56:09.334021Z"}],"nvd":[{"id":"CVE-2019-18213","description":"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 XXE via a crafted XML document, with resultant SSRF (as well as SMB connection initiation that can lead to NetNTLM challenge/response capture for password cracking). This occurs in extensions/contentmodel/participants/diagnostics/LSPXMLParserConfiguration.java.","status":"published","published":"2019-10-23T22:15:10.943Z","modified":"2026-06-17T02:24:29.58Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:05:32.982925Z"}],"osv":[{"id":"CVE-2019-18213","description":"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 XXE via a crafted XML document, with resultant SSRF (as well as SMB connection initiation that can lead to NetNTLM challenge/response capture for password cracking). This occurs in extensions/contentmodel/participants/diagnostics/LSPXMLParserConfiguration.java.","status":"published","published":"2019-10-23T22:15:10.943Z","modified":"2026-10-20T10:52:42.315736351Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:11.673963Z"}]}}