CVE-2020-9493 identified a deserialization issue that was present in Apache Chainsaw. Prior to Chainsaw V2.0 Chainsaw was a component of Apache Log4j 1.2.x where the same issue exists.
https://www.tenable.com/blog/oracle-july-2022-critical-patch-update-addresses-188-cves
https://www.oracle.com/security-alerts/cpujul2022.html
https://www.oracle.com/security-alerts/cpuapr2022.html
https://logging.apache.org/log4j/1.2/index.html
https://lists.apache.org/thread/rg4yyc89vs3dw6kpy3r92xop9loywyhh