This repository provides CISA's guidance and an overview of related software regarding the Log4j vulnerability (CVE-2021-44228). CISA encourages users and administrators to review the [official Apache release](https://logging.apache.org/log4j/2.x/security.html) and upgrade to Log4j 2.15.0 or apply the recommended mitigations immediately.
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**Official CISA Guidance & Resources:**
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CISA Director Jen Easterly's Statement: [Statement from CISA Director Easterly on “Log4j” Vulnerability](https://www.cisa.gov/news/2021/12/11/statement-cisa-director-easterly-log4j-vulnerability).
</br> CISA Current Activity Alert: [Apache Releases Log4j Version 2.15.0 to Address Critical RCE Vulnerability Under Exploitation](https://www.cisa.gov/uscert/ncas/current-activity/2021/12/10/apache-releases-log4j-version-2150-address-critical-rce)
CISA will maintain a list of all publicly available information and vendor-supplied advisories regarding the Log4j vulnerability. This list is not a full list and will be updated continuously. If you have any additional information to share relevant to the log4j vulnerability, please feel free to open an issue [here](https://github.com/cisagov/log4j-affected-db/issues). We have a template available for your submission. Please also feel free to submit a pull request.