[Koha] Koha security release available ⚠

Hello! :) The Koha Community is happy to announce the release of Koha 21.05.12, 20.11.16, 19.11.27. The previous release of 21.11.03 already contained the fixes. Users are advised to upgrade their Koha to these versions The full release notes can be found at: https://koha-community.org/koha-21-05-12-released https://koha-community.org/koha-20-11-16-released/ https://koha-community.org/koha-19-11-27-released/ The latest Koha packages and tarballs are ready. Thanks to everyone involved :) -- Victor Grousset/tuxayo