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added filter to control whether authcode autosubmits #741

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added filter to control whether authcode autosubmits #741

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808cd6a
added filter to control whether authcode autosubmits
eric-michel Dec 18, 2025
00605f2
updated readme
eric-michel Dec 23, 2025
bd499ec
swapped variable output to data attribute on form and check happens w…
eric-michel Jan 9, 2026
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7 changes: 4 additions & 3 deletions class-two-factor-core.php
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Original file line number Diff line number Diff line change
Expand Up @@ -958,6 +958,7 @@ public static function login_html( $user, $login_nonce, $redirect_to, $error_msg
$interim_login = isset( $_REQUEST['interim-login'] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended

$rememberme = intval( self::rememberme() );
$auto_submit_authcode = apply_filters( 'two_factor_auto_submit_authcode', true );

if ( ! function_exists( 'login_header' ) ) {
// We really should migrate login_header() out of `wp-login.php` so it can be called from an includes file.
Expand All @@ -976,7 +977,7 @@ public static function login_html( $user, $login_nonce, $redirect_to, $error_msg
}
?>

<form name="validate_2fa_form" id="loginform" action="<?php echo esc_url( self::login_url( array( 'action' => $action ), 'login_post' ) ); ?>" method="post" autocomplete="off">
<form name="validate_2fa_form" id="loginform" action="<?php echo esc_url( self::login_url( array( 'action' => $action ), 'login_post' ) ); ?>" method="post" autocomplete="off"<?php if ( $auto_submit_authcode ) { ?> data-auto-submit="true"<?php } ?>>
<input type="hidden" name="provider" id="provider" value="<?php echo esc_attr( $provider_key ); ?>" />
<input type="hidden" name="wp-auth-id" id="wp-auth-id" value="<?php echo esc_attr( $user->ID ); ?>" />
<input type="hidden" name="wp-auth-nonce" id="wp-auth-nonce" value="<?php echo esc_attr( $login_nonce ); ?>" />
Expand Down Expand Up @@ -1076,8 +1077,8 @@ function() {

this.value = value;

// Auto-submit if it's the expected length.
if ( expectedLength && value.replace( / /g, '' ).length == expectedLength ) {
// Auto-submit if auto-submit is enabled and entered value is the expected length.
if ( form.dataset.autoSubmit && expectedLength && value.replace( / /g, '' ).length == expectedLength ) {
if ( undefined !== form.requestSubmit ) {
form.requestSubmit();
form.submit.disabled = "disabled";
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1 change: 1 addition & 0 deletions readme.txt
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Expand Up @@ -33,6 +33,7 @@ Here is a list of action and filter hooks provided by the plugin:
- `two_factor_email_token_length` filter overrides the default 8 character count for email tokens.
- `two_factor_backup_code_length` filter overrides the default 8 character count for backup codes. Provides the `WP_User` of the associated user as the second argument.
- `two_factor_rest_api_can_edit_user` filter overrides whether a user’s Two-Factor settings can be edited via the REST API. First argument is the current `$can_edit` boolean, the second argument is the user ID.
- `two_factor_auto_submit_authcode` filter overrides whether the authentication form auto-submits when a code is entered.

== Frequently Asked Questions ==

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