Percona Security has been tracking an evolving issue over the weekend and into the beginning of this week. The Log4J vulnerability, also sometimes referred to as Log4JShell, can be exploited to allow for the complete takeover of the target to run any arbitrary code. This affects versions of log4j 2.0-beta9 through 2.14.1  the current [&]

https://www.percona.com/blog/log4jshell-vulnerability-update/