PowerSchool SIS 20.11.4.2

PowerSchool SIS version 20.11.4.2 is available as of 12/17/2021. When the installers are available for download, an announcement will be posted on the PowerSchool SIS Release Notification page on PowerSchool Community.

Key Fix

Feature	Description	Reference
Apache Log4j	As part of PowerSchool SIS 20.11.4.1, the bundled Apache Log4j version was upgraded to 2.15. The vulnerability was re-scored to "critical", with a recommendation to upgrade Log4J to version 2.16. This release implements Log4J version 2.16. The PowerSchool SIS 21.4.5.2 release already contains log4j version 2.16.	PSF-58606

PowerSchool Components

PowerSchool SIS is comprised of several software components, each versioned independently from one another. This allows for greater flexibility of component updates as new features and bug fixes become available. Some updates may include dependencies between components. These dependencies will be communicated and built into the component update installers to prevent PowerSchool SIS from being configured incorrectly. The following table identifies the version number for each PowerSchool SIS component in this release compared to the previous release: