Language: Python
Label: vulnerable
CWE: CWE-347 \u2014 Improper Verification of Cryptographic Signature
The product does not verify, or incorrectly verifies, the cryptographic signature for data.

Code:
def BounceMessageVerifier(*args, **kwargs):
    warnings.warn(
        'utils.BounceMessageVerifier is deprecated. It is renamed to EventMessageVerifier.',
        RemovedInDjangoSES20Warning,
    )

    # parameter name is renamed from bounce_dict to notification.
    if 'bounce_dict' in kwargs:
        kwargs['notification'] = kwargs['bounce_dict']
        del kwargs['bounce_dict']

    return EventMessageVerifier(*args, **kwargs)