A fix for a security vulnerability found in games built with Unity as reported by Unity Technologies on October 3rd, 2025 (Fri).
Please see the official announcement from Unity Technologies for further details.
Release Note for 2025/10/30
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 20521903 · public branch
Steam updated · First observed