Updates to Team Fortress 2, Day of Defeat: Source and Half-Life 2: Deathmatch have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:
Source Engine Changes (TF2, DoD:S, HL2:DM)- Fixed a bug that allowed malicious servers to execute restricted console commands on players
- Fixed a bug that allowed malicious servers to prevent players from executing console commands