The San Francisco 49ers held off the Seattle Seahawks with a final score of 21-14 in a tightly contested Week 12 matchup of the 2026 season. With playoff implications on the line, the 49ers secured a crucial victory, enhancing their standing in the division. Brock Purdy delivered a standout performance for San Francisco, throwing for 219 yards and two touchdowns, showcasing both accuracy and poise in the pocket. Christian McCaffrey contributed to the ground game with 60 rushing yards, while the receiving corps was bolstered by various targets, although none outshone Rashid Shaheed's 73 yards for Seattle. Defensively, the 49ers were led by Nick Bosa, who wreaked havoc with three sacks, disrupting Seattle's offensive rhythm throughout the game. The turning point came in the fourth quarter when Bosa's third sack resulted in a critical turnover, allowing San Francisco to maintain control and ultimately seal the victory. With strong defensive plays, the 49ers proved that they could deliver when it mattered most.