diff -up plasma-desktop-5.8.5/containments/desktop/plugins/folder/foldermodel.cpp.than plasma-desktop-5.8.5/containments/desktop/plugins/folder/foldermodel.cpp
--- plasma-desktop-5.8.5/containments/desktop/plugins/folder/foldermodel.cpp.than	2017-02-13 17:02:37.079245114 +0100
+++ plasma-desktop-5.8.5/containments/desktop/plugins/folder/foldermodel.cpp	2017-02-13 17:46:04.152443288 +0100
@@ -509,7 +509,12 @@ void FolderModel::run(int row)
         url.setScheme(QStringLiteral("file"));
     }
 
-    new KRun(url, 0);
+    KRun *run = new KRun(url, 0);
+    // On desktop:/ we want to be able to run .desktop files right away,
+    // otherwise ask for security reasons. We also don't use the targetUrl()
+    // from above since we don't want the resolved /home/foo/Desktop URL.
+    run->setShowScriptExecutionPrompt(item.url().scheme() != QLatin1String("desktop")
+                                   || item.url().adjusted(QUrl::RemoveFilename).path() != QLatin1String("/"));
 }
 
 void FolderModel::rename(int row, const QString& name)