Minecraft 1.8.5

Minecraft 1.8.5 was released on May 22, 2015 to fix a security related issue and a scoreboard issue. Minecraft 1.8.5 is compatible with 1.8 - 1.8.4 servers.

Fixes

From released versions before 1.8.5

• MC-79632 – Phantom Custom Player in Scoreboard / UUIDs of non-player entities on scoreboards truncated after relog

Private bugs

• MC-75630 – Exploit with signs and command blocks
• MC-80478 – Better server validation for movement packets
• MC-80479 – Invalid beacon effects are not validated
• MC-80480 – Certain attribute values are not bound

Source : http://minecraft.gamepedia.com/1.8.5