diff --git a/application/admin/view/general/attachment/edit.html b/application/admin/view/general/attachment/edit.html
index 2a9793ce..b96d60d7 100644
--- a/application/admin/view/general/attachment/edit.html
+++ b/application/admin/view/general/attachment/edit.html
@@ -45,7 +45,7 @@
     <div class="form-group">
         <label for="c-extparam" class="control-label col-xs-12 col-sm-2">{:__('Extparam')}:</label>
         <div class="col-xs-12 col-sm-8">
-            <input type="text" name="row[extparam]" value="{$row.extparam}"  id="c-extparam" class="form-control" />
+            <input type="text" name="row[extparam]" value="{$row.extparam|htmlentities}"  id="c-extparam" class="form-control" />
         </div>
     </div>
     <div class="form-group">
diff --git a/public/assets/fonts/SourceHanSansK-Regular.ttf b/public/assets/fonts/SourceHanSansK-Regular.ttf
new file mode 100755
index 00000000..07e63835
Binary files /dev/null and b/public/assets/fonts/SourceHanSansK-Regular.ttf differ
diff --git a/public/assets/fonts/fzltxh.ttf b/public/assets/fonts/fzltxh.ttf
deleted file mode 100644
index e3c7f7c3..00000000
Binary files a/public/assets/fonts/fzltxh.ttf and /dev/null differ