diff --git a/src/wp-includes/pluggable.php b/src/wp-includes/pluggable.php
index fd659b600c379..e3114948f55e2 100644
--- a/src/wp-includes/pluggable.php
+++ b/src/wp-includes/pluggable.php
@@ -2855,7 +2855,7 @@ function wp_check_password(
 			$check = false;
 		} elseif ( str_starts_with( $hash, '$wp' ) ) {
 			// Check the password using the current prefixed hash.
-			$password_to_verify = base64_encode( hash_hmac( 'sha384', $password, 'wp-sha384', true ) );
+			$password_to_verify = base64_encode( hash_hmac( 'sha384', trim( $password ), 'wp-sha384', true ) );
 			$check              = password_verify( $password_to_verify, substr( $hash, 3 ) );
 		} elseif ( str_starts_with( $hash, '$P$' ) ) {
 			// Check the password using phpass.