--- a/jaxp/src/com/sun/org/apache/xml/internal/serialize/SerializerFactory.java	Wed Jul 05 18:46:58 2017 +0200
+++ b/jaxp/src/com/sun/org/apache/xml/internal/serialize/SerializerFactory.java	Mon Feb 18 11:33:35 2013 -0800
@@ -22,6 +22,7 @@
 package com.sun.org.apache.xml.internal.serialize;
 
 import com.sun.org.apache.xerces.internal.utils.ObjectFactory;
+import com.sun.org.apache.xerces.internal.utils.SecuritySupport;
 import java.io.OutputStream;
 import java.io.Writer;
 import java.io.UnsupportedEncodingException;
@@ -64,7 +65,7 @@
         factory =  new SerializerFactoryImpl( Method.TEXT );
         registerSerializerFactory( factory );
 
-        list = System.getProperty( FactoriesProperty );
+        list = SecuritySupport.getSystemProperty( FactoriesProperty );
         if ( list != null ) {
             token = new StringTokenizer( list, " ;,:" );
             while ( token.hasMoreTokens() ) {