The FanGraphs projections currently assign Red Sox batters a negative 17.8 fielding score, including a negative 11 score for Connor Wong alone:
https://www.fangraphs.com/depthcharts.aspx?position=ALL&teamid=3#ALL
That might help explain why FanGraphs ranks Red Sox position players 14th in the American League in projected overall 2025 WAR.
https://www.fangraphs.com/depthcharts.aspx?position=ALL&teamid=3#ALL
As points of reference, FanGraphs assigns 2025 fielding scores of a positive 11.2 for the Yankees, a negative 1.8 for the Orioles, a negative 5.0 for the Astros and a positive 7.1 for the Mariners.