We are currently running Elasticsearch version 8.19.8 in our environment and are receiving a Log4j vulnerability alert. To address this issue, we verified and upgraded to Elasticsearch version 8.19.11, but the vulnerability is still being flagged. Could you please provide the solution or confirm t…

You need to send the CVE information about the vulnerability to security@elastic.co, it is their only channel to answer these questions.

Welcome to the forum @shubhammugale in addition to what was written already, you need to understand there is a difference between some tool of yours reporting what it suspects may be a vulnerability, and an actual vulnerability. I have no idea on this specific case, but in general even if you have…

Thank you for your clarification. We understand that there is a difference between a vulnerability reported by a scanning tool and an actual exploitable vulnerability in Elasticsearch. We also acknowledge that even if a specific CVE references version X of component Y, it does not automatically mea…

Security issues are per policy not discussed here so you need to follow Leandro’s advice above.

[image] shubhammugale: Whether Elasticsearch 8.19.x is genuinely affected by the reported CVE. Whilst agreeing with @Christian_Dahlqvist and @leandrojmp on your best route forward, I note you have referenced a CVE multiple times without (unless I missed it) actually referring to a specific C…

[image] RainTown: Whilst agreeing with @Christian_Dahlqvist and @leandrojmp on your best route forward, I note you have referenced a CVE multiple times without (unless I missed it) actually referring to a specific CVE? Adding the specifics to this thread will not likely make much difference as t…

Have you seen that there exists a search function for the forum? If I type in the CVE designation you provided I immediately find the following thread: [image] Impact of CVE-2025-68161 on Elasticsearch Elastic Security hi, Is any version of Elaticsearch impac…

Elasticsearch Log4j vulnerability resolution for 8.19.X version

Elastic Search

Christian_Dahlqvist (Christian Dahlqvist) February 20, 2026, 5:58pm 9

Have you seen that there exists a search function for the forum? If I type in the CVE designation you provided I immediately find the following thread:

Topic		Replies	Views
Log4j CVE-2021-44832 (released 28th dec) - is ES vulnerable? Elasticsearch	10	6848	February 7, 2022
Vulnerability Apache Tika 1.13 < 3.2.2 XXE (CVE-2025-66516) and Apache Log4j 2.0-beta9 < 2.25.3 MitM in VA scan report of server Elasticsearch elastic-stack-security	1	139	February 9, 2026
Bitbucket and Elastic security question! Elasticsearch	4	1104	March 11, 2022
Is Elasticsearch affected by CVE-2021-45046 - a second vulnerability in log4j? Elasticsearch	2	6037	January 12, 2022
Lucene vulnerability in elastic search Elasticsearch	2	159	November 14, 2024

Elasticsearch Log4j vulnerability resolution for 8.19.X version

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