The Filr software is a customized version of Apache Tomcat. The version of Apache used for the Filr software contains all security fixes and patches that were available when Filr was released.
The Filr database is a MySQL database built with SuSE Studio, and contains all security fixes and patches that were available when Filr was released.
The Filr search index is a Lucene search index. It contains all security fixes and patches that were available when Filr was released.