diff --git a/src/corelib/kernel/qeventdispatcher_wasm.cpp b/src/corelib/kernel/qeventdispatcher_wasm.cpp
index 482e617ba18..dac02ad24dc 100644
--- a/src/corelib/kernel/qeventdispatcher_wasm.cpp
+++ b/src/corelib/kernel/qeventdispatcher_wasm.cpp
@@ -221,6 +221,11 @@ bool QEventDispatcherWasm::processEvents(QEventLoop::ProcessEventsFlags flags)
     QCoreApplication::sendPostedEvents();
     processWindowSystemEvents(flags);
 
+    // The processPostedEvents() call above may process an event which deletes the
+    // application object and the event dispatcher; stop event processing in that case.
+    if (!isValidEventDispatcherPointer(this))
+        return false;
+
     if (m_interrupted) {
         m_interrupted = false;
         return false;