If you are using Apache Flink, it is better to check your system if any vulnerability exists.
Apache Flink is an open-source stream processing framework.
Versions 1.11.0, 1.11.1 and 1.11.2 are effected from this vulnerability. The vulnerability leads attackers to read files on the local file system of the JobManager. To do this, REST interface of JobManager is used.
It is suggested to update your Apache Flink framework to version 1.11.3 or 1.12.0.