CVE-2022-22965 was assigned to the vulnerability and is considered critical as it can result in an RCE. RCE vulnerabilities will allow a malicious actor to execute custom code of choice on the machine. The vulnerability was named after the previous infamous log4shell vulnerability, spring4shell.
The vulnerability was first reported to VMWare on March 29th, 2022 after which VMWare informed this to the spring team. On the next day, Spring started the vulnerability response procedure. It was during this process, that the vulnerability was leaked to the public and exploitation began in the wild.