Fix CWE-126

lib/renderer/webview/webview.h

@@ -1467,7 +1467,6 @@ struct webview_priv
     SetWindowText(w->priv.hwnd, w->title);
 #endif
 
-    
     ShowWindow(w->priv.hwnd, SW_SHOWDEFAULT);
     UpdateWindow(w->priv.hwnd);
     SetFocus(w->priv.hwnd);
@@ -1494,6 +1493,11 @@ struct webview_priv
     case WM_KEYDOWN:
     case WM_KEYUP:
     {
+      // Disable refresh when pressing F5 on windows
+      if (msg.wParam == VK_F5)
+      {
+        break;
+      }
       HRESULT r = S_OK;
       IWebBrowser2 *webBrowser2;
       IOleObject *browser = *w->priv.browser;
@@ -1616,7 +1620,6 @@ struct webview_priv
 #endif
   }
 
-
   WEBVIEW_API void webview_set_fullscreen(struct webview *w, int fullscreen)
   {
     if (w->priv.is_fullscreen == !!fullscreen)
@@ -1928,21 +1931,25 @@ struct webview_priv
   }
 
   static void webview_run_input_open_panel(id self, SEL cmd, id webview,
-                                           id listener, BOOL allowMultiple) {
+                                           id listener, BOOL allowMultiple)
+  {
     char filename[256] = "";
     struct webview *w =
         (struct webview *)objc_getAssociatedObject(self, "webview");
 
     webview_dialog(w, WEBVIEW_DIALOG_TYPE_OPEN, WEBVIEW_DIALOG_FLAG_FILE, "", "",
                    filename, 255);
-    if (strlen(filename)) {
+    filename[255] = '\0';
+    if (strlen(filename) > 0)
+    {
       [listener chooseFilename:[NSString stringWithUTF8String:filename]];
-    } else {
+    }
+    else
+    {
       [listener cancel];
     }
   }
 
-
   static void webview_external_invoke(id self, SEL cmd, id arg)
   {
     struct webview *w =