Russian air-defense units repelled another wave of Ukrainian drone attacks overnight on December 10. According to the Ministry of Defense, twenty fixed-wing UAVs were destroyed. The heaviest pressure fell on Bryansk Region, where air-defense crews brought down sixteen drones. Two more were intercepted over Kaluga Region, while one was downed in Belgorod Region and another in the airspace of the Moscow area.

The previous evening, on December 9 between 14:00 and 20:00, Russian forces reported intercepting thirty-eight UAVs. Defense officials said twenty-one of them were eliminated over Bryansk Region. Seven drones were shot down in the Moscow area, including four heading toward the capital. Kaluga Region saw six UAVs intercepted, while Belgorod and Tula regions each accounted for two downed drones.