Apache Log4J, the popular java open source logging library, was plagued by a series of vulnerabilities over the course of several weeks in December 2021. The most serious was CVE-2021-44228, a remote code execution vulnerability with a CVSS score of 10, the maximum severity rating possible.
On this page, you’ll find resources from FOSSA’s security engineering team to help your organization detect, remove, and upgrade vulnerable versions of Log4J.