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Data Theft Repackaged: A Case Study in Malicious Wrapper Packages on npm
The Socket Research Team breaks down a malicious wrapper package that uses obfuscation to harvest credentials and exfiltrate sensitive data.
xml-parser-xo
Advanced tools
An XML parser based on xml-parser.
$ npm install xml-parser-xo
import xmlParser from 'xml-parser-xo';
var xml = `<?xml version="1.0" encoding="utf-8"?>
<!-- Load the stylesheet -->
<?xml-stylesheet href="foo.xsl" type="text/xsl" ?>
<!DOCTYPE foo SYSTEM "foo.dtd">
<foo><![CDATA[some text]]> content</foo>`;
xmlParser(xml);
{
"declaration": {
"type": "ProcessingInstruction",
"attributes": {"version": "1.0", "encoding": "utf-8"}
},
"root": {
"type": "Element",
"name": "foo",
"attributes": {},
"children": [
{"type": "CDATA", "content": "<![CDATA[some text]]>"},
{"type": "Text", "content": " content"}
]
},
"children": [
{"type": "Comment", "content": "<!-- Load the stylesheet -->"},
{"type": "ProcessingInstruction", "attributes": {"href": "foo.xsl", "type": "text/xsl"}},
{"type": "DocumentType", "content": "<!DOCTYPE foo SYSTEM \"foo.dtd\">"},
{
"type": "Element",
"name": "foo",
"attributes": {},
"children": [
{"type": "CDATA", "content": "<![CDATA[some text]]>"},
{"type": "Text", "content": " content"}
]
}
]
}
filter
: Function to filter out unwanted nodes by returning false
.
function(node) => boolean
() => true
strictMode
: True to throw an error when parsing XML document with invalid content like mismatched closing tags.
boolean
false
import xmlParser from 'xml-parser-xo';
const xml = `<?xml version="1.0" encoding="utf-8"?>
<!-- Load the stylesheet -->
<?xml-stylesheet href="foo.xsl" type="text/xsl" ?>
<!DOCTYPE foo SYSTEM "foo.dtd">
<foo><![CDATA[some text]]> content</foo>`;
xmlParser(xml, {
filter: (node) => {
return node.type === 'Element' || node.type === 'Text';
}
});
{
"declaration": {
"type": "ProcessingInstruction",
"attributes": {"version": "1.0", "encoding": "utf-8"}
},
"root": {
"type": "Element",
"name": "foo",
"attributes": {},
"children": [
{"type": "Text", "content": " content"}
]
},
"children": [
{
"type": "Element",
"name": "foo",
"attributes": {},
"children": [
{"type": "Text", "content": " content"}
]
}
]
}
MIT
FAQs
Parse a XML string into a proprietary syntax tree
The npm package xml-parser-xo receives a total of 389,074 weekly downloads. As such, xml-parser-xo popularity was classified as popular.
We found that xml-parser-xo demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
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