XML parsing vulnerable to XXE for TransformerFactory

This page is not yet available in Spanish. We are working on its translation.
If you have any questions or feedback about our current translation project, feel free to reach out to us!

Metadata

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

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.

For TransformerFactory , make sure you set XMLConstants.FEATURE_SECURE_PROCESSING to true.

Learn More

Non-Compliant Code Examples

class MyClass {

    public void test() {
        TransformerFactory factory = TransformerFactory.newInstance();
        factory.newTransformer();

        Transformer transformer = TransformerFactory.newInstance().newTransformer();
        transformer.transform(input, result);
    }
    
}

Compliant Code Examples

class MyClass {

    public void test() {
        TransformerFactory factory = TransformerFactory.newInstance();
        factory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
        Transformer transformer = factory.newTransformer();
    }
    
}
https://static.datadoghq.com/static/images/logos/github_avatar.svg https://static.datadoghq.com/static/images/logos/vscode_avatar.svg jetbrains

Seamless integrations. Try Datadog Code Analysis

PREVIEWING: Cyril-Bouchiat/add-vm-package-explorer-doc