An update to Team Fortress 2 has been released. The update will be applied automatically when you restart Team Fortress 2. The major changes include:

• Fixed an issue with Unusual Revolvers where the unusual effect would sometimes not disappear when the Spy would feign death, disguise, cloak, etc.
• Fixed font rendering issues for Mac clients
• Fixed a case where map textures would fail to load properly in compressed maps (thanks to Egan and Geit for the report and test case)
• Fixed a case where Campaign Coins weren't displaying the correct stats based on the number of submitted contracts
  • Everyone affected by this bug has received the maximum contract points (including bonus points) for the missing contracts
• Security/crash fixes (thanks to Nathaniel Theis for these reports)
  • Fixed a crash caused by sending malformed network data to clients and servers
  • Fixed an exploit that could be used to bypass sv_cheats
• Fixed the Spy-cicle causing a fire-immune bubble to be displayed when the Spy is cloaked
• Fixed skinned weapons not rendering properly for customers on older shader model 2.0 hardware
• Fixed speed particles on the Spy not disappearing when cloaking
• Added ETF2L 6v6 Season 21 tournament medals
• Added numerical health value to the enemy health display in the freezecam
• Reloading a weapon can no longer be triggered with '+reload' while the weapon is firing
• Updated several materials to fix issues caused by mat_picmip
• Updated the localization files
• Updated maps
  • Fixed an exploit related to the final control point and dropped weapons on Badwater, Barnblitz, Borneo, and Goldrush
  • Fixed incorrect cube maps on Powerhouse
  • Updated maps have been compressed to save space
• Updated Hammer tools
  • Fixed bspzip requiring a -game parameter while simultaneously not allowing it
  • Fixed bspzip -addfiles improperly handling newlines in some cases
  • Fixed bspzip ignoring excess arguments with no warning
  • Fixed bspzip help text for -extractfiles not indicating that a target directory is required