jaxws/src/java.xml.ws/share/classes/com/sun/xml/internal/messaging/saaj/util/ParserPool.java

*** 44,53 ****
--- 44,57 ----
      private SAXParserFactory factory;
  
      public ParserPool(int capacity) {
          queue = new ArrayBlockingQueue<SAXParser>(capacity);
          factory = SAXParserFactory.newInstance("com.sun.org.apache.xerces.internal.jaxp.SAXParserFactoryImpl", SAAJUtil.getSystemClassLoader());
+         try {
+             factory.setFeature("jdk.xml.resetSymbolTable", true);
+         } catch(SAXException | ParserConfigurationException e) {
+         }
          factory.setNamespaceAware(true);
          for (int i = 0; i < capacity; i++) {
             try {
                  queue.put(factory.newSAXParser());
              } catch (InterruptedException ex) {