You must bring this matter to the attention of the NYCHA or other office that manages your section 8 voucher. If you are a rent stabilized tenant, your rent cannot legally increase if the landlord does not offer a renewal lease to you at the legal rate of rent increase. In New York, a landlord cannot raise the rent without either a renewal lease or an order allowing for a rent increase. As a Section 8 tenant you must have a current lease.
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If you are Rent Stabilized you can contact DHCR:
If you are a section 8 tenant then you likely will be entitled to an attorney from Legal Services and from Legal Aid. Make your decision for counsel as that will help you keep your home.
The answer provided to you is in the nature of general information. The general proposition being that you should try to avoid a bad outcome if you can.