Ticket #62434: 62434.patch

wp-admin/async-upload.php

@@ -74 +74 @@
                                                         }
                                                         ?>
                                                         <span class="media-item-copy-container copy-to-clipboard-container edit-attachment">
-                                                                <button type="button" class="button button-small copy-attachment-url" data-clipboard-text="<?php echo $file_url; ?>"><?php _e( 'Copy URL to clipboard' ); ?></button>
+                                                                <button type="button" class="button button-small copy-attachment-url" data-clipboard-text="<?php echo esc_url( $file_url ); ?>"><?php _e( 'Copy URL to clipboard' ); ?></button>
                                                                 <span class="success hidden" aria-hidden="true"><?php _e( 'Copied!' ); ?></span>
                                                         </span>
                                                 </div>