Blizzard has released Warcraft III and Frozen Throne patch 1.24 where the scripting of malicious code through map files has been fixed.  The World Editor also got a lot of new changes.

PC WORLD EDITOR CHANGES

  • Added new JASS hash table functions to replace the lost functionality from
    fixing unsafe type casting.

  • Hash Table – Save Item Handle
  • Hash Table – Save Unit Handle
  • Hash Table – Load Item Handle
  • Hash Table – Load Unit Handle
  • Hash Table – Get Handle ID

FIXES

  • Fixed an exploit related to unsafe type casting that allowed users to
    execute arbitrary code in maps.

  • Fixed the JASS unsafe type casting exploit (“return bug”).
  • Fixed several World Editor crashes.

ADDITIONAL