Sloan-Kettering thinks so.
https://theirishsentinel.com/2021/04/04/scientists-at-sloan-kettering-discover-mrna-inactivates-tumor-suppressing-proteins-meaning-it-can-promote-cancer/
Good post.
Debunked by MSK themsevles
https://www.mskcc.org/coronavirus/myths-about-covid-19-vaccines