

Line 218: In SQL strings, Use
db_query() placeholders in place of variables. This is a protential source of SQL injection attacks when the variable can come from user data. (
Drupal Docs)
if (db_result(db_query("SELECT COUNT(dst) FROM {url_alias} WHERE dst = '%s' AND src != '%s'", $node->path, "node/$node->nid"))) {Explanation: Use %s and %d variable substitution. When inserting an array of values use $placeholders = implode(',', array_fill(0, count($args), "'%s'"));