is_protected_ajax_action

/**
 * Is WordPress in Recovery Mode.
 *
 * In this mode, plugins or themes that cause WSODs will be paused.
 *
 * @since 5.2.0
 *
 * @return bool
 */
function wp_is_recovery_mode() {
	return wp_recovery_mode()->is_active();
}

/**
 * Determines whether we are currently on an endpoint that should be protected against WSODs.
 *
 * @since 5.2.0
 *
 * @return bool True if the current endpoint should be protected.
 */
function is_protected_endpoint() {
	// Protect login pages.
	if ( isset( $GLOBALS['pagenow'] ) && 'wp-login.php' === $GLOBALS['pagenow'] ) {
		return true;
	}

	// Protect the admin backend.
	if ( is_admin() && ! wp_doing_ajax() ) {
		return true;
	}

	// Protect Ajax actions that could help resolve a fatal error should be available.
	if ( is_protected_ajax_action() ) {
		return true;
	}