We have released new maintenance updates, Redmine 6.0.4, 5.1.7 and 5.0.12.
These 3 maintenance releases are available for download, you can review the changes in the Changelog.
All versions contain multiple important security fixes:
Beside the security issues, [#42245](https://www.redmine.org/issues/42245 "Defect: 5.1-stable: Redmine fails to start with error: Unknown database adapter "mysql2" found in confi... (Closed)") is now fixed also on 5.1.7.
Thank you to everyone who contributed to the releases and special thanks to Holger Just for handling all these security issues.
https://www.redmine.org/news/152