Remote code injection in Log4j
Logging untrusted or user controlled data with a vulnerable version of Log4J may result in Remote Code Execution (RCE) against your application. This includes untrusted data included in logged errors such as exception traces, authentication failures, and other unexpected vectors of user controlled input.
More Details:
https://github.com/advisories/GHSA-jfh8-c2jp-5v3q