Percona announces the release of Percona Server for MySQL 8.0.15-5 on March 15, 2019 (downloads are available here and from the Percona Software Repositories). This release includes fixes to bugs found in previous releases of Percona Server for MySQL 8.0. Incompatible changes In previous releases, the audit log used to produce time stamps inconsistent with the ISO 8601 standard. Release 8.0.15-5 of Percona Server [&]

https://www.percona.com/blog/2019/03/15/percona-server-for-mysql-8-0-15-5-is-now-available/