diff --git a/jgraphx/src/com/mxgraph/reader/mxGraphViewImageReader.java b/jgraphx/src/com/mxgraph/reader/mxGraphViewImageReader.java
index 6c49cdc..19bc69e 100644
--- a/jgraphx/src/com/mxgraph/reader/mxGraphViewImageReader.java
+++ b/jgraphx/src/com/mxgraph/reader/mxGraphViewImageReader.java
@@ -270,8 +270,11 @@ public class mxGraphViewImageReader extends mxGraphViewReader
 			throws ParserConfigurationException, SAXException, IOException
 	{
 		BufferedImage result = null;
-		SAXParser parser = SAXParserFactory.newInstance().newSAXParser();
-		XMLReader reader = parser.getXMLReader();
+		XMLReader reader = SAXParserFactory.newInstance().newSAXParser().getXMLReader();
+		reader.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
+		reader.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
+		reader.setFeature("http://xml.org/sax/features/external-general-entities", false);
+		reader.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
 
 		reader.setContentHandler(viewReader);
 		reader.parse(inputSource);