IW keeps pumping out patches which is always a good thing. Here are the specs for the latest patch.

CHANGES:
● Fixed server browser not showing all of the servers
● The "hold [ ] to steady" sniper scope hint will only appear if you can use it
● Fixed game not recognizing IWDs existing if they are all in fs_basepath and none are in the main/ folder
● Made mod scripts able to change stats
● Allow developer_script for mulitiplayer modding
● Fixed map rotation errors with usermaps
● Fix for reloading several times after connecting to a modded server
● Fixed minimap not showing up in the menu for usermaps
● Fixed an issue with Http redirect downloads.
● Mod tools will now work with other languages
NOTE: Patch 1.5 is not compatible with 1.4. You will not be able to find 1.4 servers if you update.

NOTE: Please ensure you have previously downloaded 1.4 patch before downloading 1.5 as you will need the 'Winter Crash' map from 1.4.

INSTALLATION:
● Download the file below
● Run the installer and make sure its pointed to the
installation folder for Call of Duty 4: Modern Warfare

Download the patch (10.65)HERE.