diff --git a/core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaStreamMultiPartRequest.java b/core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaStreamMultiPartRequest.java
index 6727f3e8b..f4c4665ad 100644
--- a/core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaStreamMultiPartRequest.java
+++ b/core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaStreamMultiPartRequest.java
@@ -384,6 +384,12 @@ public class JakartaStreamMultiPartRequest implements MultiPartRequest {
      * @param location location
      */
     private void processFileItemStreamAsFileField(FileItemStream itemStream, String location) {
+        // Skip file uploads that don't have a file name - meaning that no file was selected.
+        if (itemStream.getName() == null || itemStream.getName().trim().length() < 1) {
+            LOG.debug("No file has been uploaded for the field: {}", itemStream.getFieldName());
+            return;
+        }
+
         File file = null;
         try {
             // Create the temporary upload file.
@@ -424,6 +430,10 @@ public class JakartaStreamMultiPartRequest implements MultiPartRequest {
             suffix = name.substring(name.lastIndexOf('.'));
         }
 
+        if (prefix.length() < 3) {
+            prefix = UUID.randomUUID().toString();
+        }
+
         File file = File.createTempFile(prefix + "_", suffix, new File(location));
         LOG.debug("Creating temporary file '{}' (originally '{}').", file.getName(), fileName);
         return file;