diff --git a/koha-tmpl/intranet-tmpl/prog/en/includes/patron-search.inc b/koha-tmpl/intranet-tmpl/prog/en/includes/patron-search.inc
index 85980b6dc3..170e7e89ee 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/includes/patron-search.inc
+++ b/koha-tmpl/intranet-tmpl/prog/en/includes/patron-search.inc
@@ -881,9 +881,9 @@
             parent_block.find(".info").hide();
             parent_block.find(".error").hide();
             if ( add_user(borrowernumber, borrowername) < 0 ) {
-                parent_block.find(".error").html(_("Patron '%s' is already in the list.").format(borrowername)).show();
+                parent_block.find(".error").html(_("Patron '%s' is already in the list.").format(borrowername.escapeHtml())).show();
             } else {
-                parent_block.find(".info").html(_("Patron '%s' added.").format(borrowername)).show();
+                parent_block.find(".info").html(_("Patron '%s' added.").format(borrowername.escapeHtml())).show();
             }
         }
         function modal_select_user(borrowernumber, data) {
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/acqui/basket.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/acqui/basket.tt
index 8911b85957..f0ce19d607 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/acqui/basket.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/acqui/basket.tt
@@ -1189,7 +1189,7 @@
             if (ids.indexOf(borrowernumber.toString()) < 0) {
                 ids.push(borrowernumber);
                 $("#users_ids").val(ids.join(':'));
-                var li = '<li id="user_'+borrowernumber+'">'+borrowername
+                var li = '<li id="user_'+borrowernumber+'">'+borrowername.escapeHtml()
                 + ' <a href="#" data-borrowernumber="'+borrowernumber+'" class="del_user"><i class="fa fa-trash-can"></i> '
                     + _("Delete user") + '</a></li>';
                 $("#users_names").prepend(li);
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/acqui/neworderempty.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/acqui/neworderempty.tt
index e9b62396f1..790ea40189 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/acqui/neworderempty.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/acqui/neworderempty.tt
@@ -209,7 +209,7 @@
         if (ids.indexOf(borrowernumber.toString()) < 0) {
                 ids.push(borrowernumber);
                 $("#users_ids").val(ids.join(':'));
-                var li = '<li id="user_'+borrowernumber+'">'+borrowername
+                var li = '<li id="user_'+borrowernumber+'">'+borrowername.escapeHtml()
                     + ' [<a style="cursor:pointer" onclick="del_user('+borrowernumber+');">'
                     + _("Delete user") + '</a>]</li>';
                 $("#users_names").append(li);
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/admin/aqbudgets.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/admin/aqbudgets.tt
index f2fd4d3c67..c37b7ed4f9 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/admin/aqbudgets.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/admin/aqbudgets.tt
@@ -564,7 +564,7 @@
                 if(borrowernumber && ids.indexOf(borrowernumber.toString()) == -1) {
                     var li = '<li id="user_' + borrowernumber + '">'
                         + '<a href="/cgi-bin/koha/members/moremember.pl?borrowernumber='
-                        + borrowernumber + '">' + borrowername + '</a> '
+                        + borrowernumber + '">' + borrowername.escapeHtml() + '</a> '
                         + ' &bull; <a data-borrowernumber="' + borrowernumber + '" class="del_user" href="#"><i class="fa fa-trash-can"></i> '+_("Remove")+'</a> '
                         + '</li>';
                     $("#budget_users").prepend(li);
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/suggestion/suggestion.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/suggestion/suggestion.tt
index 3a05871832..96f5d6ad20 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/suggestion/suggestion.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/suggestion/suggestion.tt
@@ -1282,7 +1282,7 @@
             if (borrowernumber) {
                 var managerlink = '<a href="/cgi-bin/koha/members/moremember.pl'
                     + '?borrowernumber=' + borrowernumber + '">'
-                    + borrowername + '</a>';
+                    + borrowername.escapeHtml() + '</a>';
                 managedby_name.html(managerlink);
                 managedby.val(borrowernumber);
             }
@@ -1313,9 +1313,9 @@
                 success: function (data) {
                     var suggested = '<input type="hidden" id="suggestedby" name="suggestedby" value="' + data.borrowernumber + '" />';
                     suggested += '<a href="/cgi-bin/koha/members/moremember.pl?borrowernumber=' + data.borrowernumber + '">';
-                    suggested += data.surname + ', ' + data.firstname + ' (' + data.cardnumber + ')';
+                    suggested += data.surname.escapeHtml() + ', ' + data.firstname.escapeHtml() + ' (' + data.cardnumber.escapeHtml() + ')';
                     suggested += '</a> ';
-                    suggested += data._strings.library_id.str + ' (' + data._strings.category_id.str + ')';
+                    suggested += data._strings.library_id.str.escapeHtml() + ' (' + data._strings.category_id.str.escapeHtml() + ')';
                     $("#tdsuggestedby").html(suggested);
 
                 },