- Fix: [Admin] End-of-rcon data could not be determined reliably for any rcon command [FS#5643] (r25598, r25588, r25587)
- Fix: [Content] When the server closed the connection, the client would for eternity try to read a packet and never timeout making it impossible to reconnect [FS#5635] (r25597)
- Fix: [Script] Changing the script difficulty level in-game would also change the settings using the default even though they were not allowed to change in-game [FS#5644] (r25592)
- Fix: [Admin] Ensure that sent and received length of json strings are the same [FS#5646] (r25590, r25589)
- Fix: [Squirrel] Stack overflow did not show an error, due to the stack to throw the error already being full [FS#5320] (r25585)
- Feature: Translations of baseset descriptions via language files (r25209, r25205)
- Fix: The level crossing sound is an ambient sound and not a new year sound (r25200)