--- loncom/interface/lonmenu.pm	2022/09/19 19:39:48	1.369.2.83.2.5
+++ loncom/interface/lonmenu.pm	2023/01/21 21:40:54	1.369.2.83.2.6
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.369.2.83.2.5 2022/09/19 19:39:48 raeburn Exp $
+# $Id: lonmenu.pm,v 1.369.2.83.2.6 2023/01/21 21:40:54 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -916,16 +916,22 @@ sub innerregister {
                 if ($env{'form.title'}) {
                     $title = $env{'form.title'};
                 }
-                my $trail;
+                my ($trail,$cnum,$cdom);
+                if ($env{'form.folderpath'}) {
+                    $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+                    $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+                    &Apache::loncommon::validate_folderpath(1,'',$cnum,$cdom);
+                }
                 if ($env{'form.folderpath'}) {
                     &prepare_functions($resurl,$forcereg,$group,undef,undef,1,$hostname);
+                    $title = &HTML::Entities::encode($title,'\'"<>&');
                     ($trail) =
                         &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1,1);
                 } else {
                     &Apache::lonhtmlcommon::add_breadcrumb(
                     {text  => "Supplemental $crstype Content",
                      href  => "javascript:gopost('/adm/supplemental','')"});
-                    $title = &mt('View Resource');
+                    $title = &HTML::Entities::encode(&mt('View Resource'),'\'"<>&');
                     ($trail) =
                         &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1,1);
                 }
@@ -937,7 +943,7 @@ sub innerregister {
                 &Apache::lonhtmlcommon::clear_breadcrumbs();
                 &prepare_functions('/public'.$courseurl."/syllabus",
                                    $forcereg,$group,undef,undef,1,$hostname);
-                $title = &mt('Syllabus File');
+                $title = &HTML::Entities::encode(&mt('Syllabus File'),'\'"<>&');  
                 my ($trail) =
                     &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1,1);
                 if (ref($showncrumbsref)) {