diff --git a/src/wp-includes/taxonomy.php b/src/wp-includes/taxonomy.php
index 6c006fc446..89eba0ba0d 100644
--- a/src/wp-includes/taxonomy.php
+++ b/src/wp-includes/taxonomy.php
@@ -1559,6 +1559,18 @@ function term_exists( $term, $taxonomy = '', $parent = null ) {
 		$defaults['fields']   = 'all';
 	}
 
+	/**
+	 * Filters default arguments for checking if term exists.
+	 *
+	 * @since 6.0.0
+	 *
+	 * @param array      $defaults An array of arguments for term_exists.
+	 * @param int|string $term     The term to check. Accepts term ID, slug, or name.
+	 * @param string     $taxonomy The taxonomy name to use. An empty string indicates the search is against all taxonomies.
+	 * @param int|null   $parent   ID of parent term under which to confine the exists search. Null indicates the search is unconfined.
+	 */
+	$defaults = apply_filters( 'term_exists_default_query_args', $defaults, $term, $taxonomy, $parent );
+
 	if ( is_int( $term ) ) {
 		if ( 0 === $term ) {
 			return 0;