--- mythtv-mythweb.sources-old/modules/music/mp3act_functions.php	2021-09-05 22:30:44.011264856 +0200
+++ mythtv-mythweb.sources-new/modules/music/mp3act_functions.php	2021-09-12 19:19:03.111641606 +0200
@@ -1592,10 +1592,11 @@
     return $tmp;
   }

+  $songslist = $pl['playlist_songs'];
   $query = 'SELECT ms.song_id, artist_name, ms.name, (ms.length/1000) AS length '.
     'FROM music_songs AS ms '.
     'LEFT JOIN music_artists AS mt ON ms.artist_id=mt.artist_id '.
-    'WHERE ms.song_id IN ('.$db->escape($pl['playlist_songs']).')';
+    'WHERE ms.song_id IN ('.$songslist.')';

   $song_info = array();
   $sh = $db->query($query);