Steam AppHearts of Iron IV (394360)Event typepatch notePublished7 February 2020 - 12:18:08 UTCSourcesteam_community_announcementsHi Everyone, We've just released a tiny patch to resolve a security issue tied to the way LUA libraries were loaded for mods. Savegames should be unaffected but as always- back up before loading them! Full patch notes can be found hereOpen original Steam updateOlder updateLauncher Hotfix 1.8.1 LIVENewer updatePatch 1.8.2: Security Fix