    public function escapeField($cell)
    {
        if (!is_string($cell)) {
            return $cell;
        }

        if (in_array($cell[0], $this->startingChars, true)) {
            return $this->escapeChar . $cell;
        }

        return $cell;
    }
The software contains a mechanism for users to recover or change their passwords without knowing the original password, but the mechanism is weak.