Less than a day passed as another console command to monitor enemies through the walls. It was found after today's Counter-Strike 2 patch.

The new command “cl_draw_simulating_entities true” adds a cube outline around players visible through walls.

A visual example of using the command

Related: Cheaters can join Counter-Strike 2 matches without beta access

Noteworthy is that in the last update, the other command that gives a “legal WallHack,” namely “cl_physics_highlight_active 5”, was disabled. Its existence spoiled the CS2 matchmaking experience. It seems that players will have to wait for another patch.