Employers have always had a right to know communicable disease status (when it could be communicated feasibly at work, not for something like HIV/AIDS or other

Employers have always had a right to know communicable disease status (when it could be communicated feasibly at work, not for something like HIV/AIDS or other STDs). Vaccination status to such a disease is just a stochastic level above that and has been required in college dorms, etc. already before the pandemic.