Language: Python
Label: vulnerable
CWE: NVD-CWE-noinfo \u2014 

Code:
    def __init__(self, *args, alias_spec=None, **kwargs):
        '''
        Use the object dict.

        Optional parameter 'alias_spec' is dictionary of form:
        {'aliased_to': ['alias_one', 'alias_two', ...], ...}
        When specified, and one of the aliases is accessed - the
        'aliased_to' config option is returned.
        '''
        self.__dict__.update(*args, **kwargs)

        self.sandbox = sandbox.SandboxedEnvironment(keep_trailing_newline=True)

        self._aliases = {}
        if alias_spec:
            for aliased_to, aliases in alias_spec.items():
                for alias in aliases:
                    self._aliases[alias] = aliased_to