# Delete JndiLookup.class

**URL:** https://discuss.elastic.co/t/delete-jndilookup-class/291507
**Category:** Logstash
**Tags:** elastic-stack-security
**Created:** [December 11, 2021, 1:23pm UTC](https://discuss.elastic.co/t/delete-jndilookup-class/291507 "2021-12-11T13:23:14Z")
**Posts on this page:** 1
**Showing post:** 14

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### Author: ![sandeepkanabar](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/sandeepkanabar/32/79399_2.png) [@sandeepkanabar](https://discuss.elastic.co/u/sandeepkanabar)
#### Post date: [December 21, 2021, 6:42am UTC](https://discuss.elastic.co/t/delete-jndilookup-class/291507/14 "2021-12-21T06:42:10Z")

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Elastic has come out with a removal tool and an excellent article on Logstash that should clarify all the doubts - [Logstash 5.0.0-6.8.20 and 7.0.0-7.16.0: Log4j CVE-2021-44228, CVE-2021-45046 remediation](https://discuss.elastic.co/t/logstash-5-0-0-6-8-20-and-7-0-0-7-16-0-log4j-cve-2021-44228-cve-2021-45046-remediation/292343)

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