High severity8.8NVD Advisory· Published Mar 30, 2021· Updated Jun 17, 2026
CVE-2021-26919
CVE-2021-26919
Description
Apache Druid allows users to read data from other database systems using JDBC. This functionality is to allow trusted users with the proper permissions to set up lookups or submit ingestion tasks. The MySQL JDBC driver supports certain properties, which, if left unmitigated, can allow an attacker to execute arbitrary code from a hacker-controlled malicious MySQL server within Druid server processes. This issue was addressed in Apache Druid 0.20.2
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.apache.druid:druidMaven | < 0.20.2 | 0.20.2 |
Affected products
3- Apache Software Foundation/Apache Druidv5Range: Apache Druid
Patches
Vulnerability mechanics
References
21- github.com/advisories/GHSA-jj4f-p7vv-j4v9ghsaADVISORY
- lists.apache.org/thread.html/rd87451fce34df54796e66321c40d743a68fb4553d72e7f6f0bc62ebd%40%3Cdev.druid.apache.org%3EnvdMailing ListVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2021-26919ghsaADVISORY
- github.com/apache/druid/commit/48953e3508967f5156c69676432b5d4dd25ea678ghsaWEB
- github.com/apache/druid/releases/tag/druid-0.20.2ghsaWEB
- lists.apache.org/thread.html/r443e2916c612fbd119839c0fc0729327d6031913a75081adac5b43ad@%3Cdev.druid.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r470f8c92eb5df45f41b3ae609b6315b6c5ff51b3ceb2f09f00ca620f@%3Cdev.druid.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r6bc68264170046448f823d12c17fd1fd875251d97d60869f58709872@%3Ccommits.druid.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r7a531ec123570cb7875ff991cf115f99e9ef99a48b3cf3fa4f9d9864@%3Ccommits.druid.apache.org%3EghsaWEB
- lists.apache.org/thread.html/ra85fa7d31f9bec1148ffd2e4030934927caa8bff89bca9f61f75e697@%3Cdev.druid.apache.org%3EghsaWEB
- lists.apache.org/thread.html/re0910cf4c784897774427fecd95912fb565a6bd06d924a55e70bbbfc@%3Ccommits.druid.apache.org%3EghsaWEB
- lists.apache.org/thread.html/re4c5deb0aae4bace69844d15c9fd1699e907ebfee93bc3926474d110@%3Cdev.druid.apache.org%3EghsaWEB
- lists.apache.org/thread.html/rf3ea2a4018e87e6c45d36cf8479af7727dcc276edabd2f7cf59e0c5f@%3Cdev.druid.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r443e2916c612fbd119839c0fc0729327d6031913a75081adac5b43ad%40%3Cdev.druid.apache.org%3Envd
- lists.apache.org/thread.html/r470f8c92eb5df45f41b3ae609b6315b6c5ff51b3ceb2f09f00ca620f%40%3Cdev.druid.apache.org%3Envd
- lists.apache.org/thread.html/r6bc68264170046448f823d12c17fd1fd875251d97d60869f58709872%40%3Ccommits.druid.apache.org%3Envd
- lists.apache.org/thread.html/r7a531ec123570cb7875ff991cf115f99e9ef99a48b3cf3fa4f9d9864%40%3Ccommits.druid.apache.org%3Envd
- lists.apache.org/thread.html/ra85fa7d31f9bec1148ffd2e4030934927caa8bff89bca9f61f75e697%40%3Cdev.druid.apache.org%3Envd
- lists.apache.org/thread.html/re0910cf4c784897774427fecd95912fb565a6bd06d924a55e70bbbfc%40%3Ccommits.druid.apache.org%3Envd
- lists.apache.org/thread.html/re4c5deb0aae4bace69844d15c9fd1699e907ebfee93bc3926474d110%40%3Cdev.druid.apache.org%3Envd
- lists.apache.org/thread.html/rf3ea2a4018e87e6c45d36cf8479af7727dcc276edabd2f7cf59e0c5f%40%3Cdev.druid.apache.org%3Envd
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