Ticket #23480: 23480.diff

wp-includes/capabilities.php

@@ -535 +535 @@
                         // to int 1.
                         if ( ! is_numeric( $value ) )
                                 return false;
-                        $value = absint( $value );
+                        $value = intval( $value );
+                        if ( $value < 1 )
+                                return false;
                 } else {
                         $value = trim( $value );
                 }