XML parsing vulnerable to XXE for SAX Parsers

Docs > Datadog Security > Code Security > Static Code Analysis (SAST) > SAST Rules > XML parsing vulnerable to XXE for SAX Parsers

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Metadata

ID: java-security/xml-parsing-xxe-saxparser

Language: Java

Severity: Warning

Category: Security

CWE: 611

Description

Your code may be vulnerable XML if you process XML from an untrusted source.

Make sure to enable secure processing when you process XML data by setting XMLConstants.FEATURE_SECURE_PROCESSING to true.

Learn More

Non-Compliant Code Examples

class MyClass {

    public void test() {
        SAXParser parser = SAXParserFactory.newInstance().newSAXParser();
        parser.parse(inputStream, customHandler);

        SAXParserFactory spf2 = SAXParserFactory.newInstance();
        SAXParser parser = spf2.newSAXParser();
    }
}

Compliant Code Examples

class MyClass {

    public void test() {
        SAXParserFactory spf = SAXParserFactory.newInstance();
        spf.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
        SAXParser parser = spf.newSAXParser();
    }
}