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Dongjin Lee commented on KAFKA-13551: ------------------------------------- In short, NO. CVE-2021-44228 is problematic only when you are using JMS appender. disclaimer: I am currently working on log4j2 migration, KAFKA-9366 and KAFKA-12399. > kafka-log4j-appender-2.1.1.jar Is cve-2021-44228 involved? > ------------------------------------------------------------ > > Key: KAFKA-13551 > URL: https://issues.apache.org/jira/browse/KAFKA-13551 > Project: Kafka > Issue Type: Bug > Components: consumer > Reporter: xiansheng fu > Priority: Major > -- This message was sent by Atlassian Jira (v8.20.1#820001)