diff --git a/data/web/js/site/qhandler.js b/data/web/js/site/qhandler.js
index 8a8471f2..34f5d853 100644
--- a/data/web/js/site/qhandler.js
+++ b/data/web/js/site/qhandler.js
@@ -40,7 +40,7 @@ jQuery(function($){
           if (value.score > 0) highlightClass = 'negative';
           else if (value.score < 0) highlightClass = 'positive';
           else highlightClass = 'neutral';
-          $('#qid_detail_symbols').append('<span data-bs-toggle="tooltip" class="rspamd-symbol ' + highlightClass + '" title="' + (value.options ? value.options.join(', ') : '') + '">' + value.name + ' (<span class="score">' + value.score + '</span>)</span>');
+          $('#qid_detail_symbols').append('<span data-bs-toggle="tooltip" class="rspamd-symbol ' + highlightClass + '" title="' + (value.options ? escapeHtml(value.options.join(', ')) : '') + '">' + value.name + ' (<span class="score">' + value.score + '</span>)</span>');
         });
         $('[data-bs-toggle="tooltip"]').tooltip();
       }