Github user yuri1969 commented on a diff in the pull request:
https://github.com/apache/nifi/pull/1946#discussion_r124115889
--- Diff:
nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/main/java/org/apache/nifi/processors/standard/TransformXml.java
---
@@ -166,8 +178,17 @@ protected PropertyDescriptor
getSupportedDynamicPropertyDescriptor(final String
.build();
}
- private Templates newTemplates(String path) throws
TransformerConfigurationException {
+ private Templates newTemplates(ProcessContext context, String path)
throws TransformerConfigurationException {
+ final Boolean secureProcessing =
context.getProperty(SECURE_PROCESSING).asBoolean();
TransformerFactory factory = TransformerFactory.newInstance();
+
+ if (secureProcessing) {
+ factory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING,
true);
+ // don't be overly DTD-unfriendly forcing
http://apache.org/xml/features/disallow-doctype-decl
+
factory.setFeature("http://saxon.sf.net/feature/parserFeature?uri=http://xml.org/sax/features/external-parameter-entities";,
false);
--- End diff --
The URL is Saxon's (horrible) feature name.
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