check origin for non-empty falling back to '*'

Author: jagdeep sidhu

source/scripts/ContentScript/inject/BaseProvider.ts

@@ -322,13 +322,18 @@ export class BaseProvider extends EventEmitter {
       // Browser will automatically clean up when user navigates away or closes tab
       // This prevents authentication timeouts and provides better UX
 
+      const targetOrigin =
+        window.location.origin && window.location.origin !== 'null'
+          ? window.location.origin
+          : '*';
+
       window.postMessage(
         {
           id,
           type,
           data,
         },
-        window.location.origin
+        targetOrigin
       );
     });
 }