Hello a BUG in reCAPTCHA

I want to know how to get in contact with the developers of reCAPTCHA since i found a huge bug in the software that can bypass certain " capture words" with digits and images. Where to find their email or support forum ?? Regards Zigns -- You received this message because you are subscribed to the Google Groups "reCAPTCHA" group. To unsubscribe from this group and stop receiving emails from it, send an email to recaptcha+unsubscribe@googlegroups.com. To post to this group, send email to recaptcha@googlegroups.com. Visit this group at http://bit.ly/1dkFnYd. For more options, visit http://bit.ly/P65DvS.