Here is the line in the study silesian linked:
"the benefits of these vaccines for preventing asymptomatic and symptomatic SARS-CoV-2 (the virus that causes COVID-19) infection, particularly when administered in real-world conditions, is less well understood."
Here is the corresponding tagline in the NY Times article: linked above:
"Can Vaccinated People Spread the Virus? We Don’t Know, Scientists Say."
Here are the words that came out of CDC Director Walensky's face:
"vaccinated people do not carry the virus."