That’s overstating the moderna situation. A small subset of info wasn’t included, but was posted online pre-print, published in a medical journal, and included in another FDA document, but not presented directly to the advisors. FDA advisors have said they wanted transparency, but the additional info wouldn’t have changed their vote.

https://www.cnn.com/2023/01/11/health/moderna-bivalent-transparency/index.html

CDC studies show real-world effectiveness against severe disease with latest variants:

https://www.cdc.gov/mmwr/volumes/72/wr/mm7205e1.htm?s_cid=mm7205e1_w

https://www.washingtonpost.com/health/2023/01/25/covid-bivalent-booster-xbb15-infections/