A Polymorphic Typing issue was discovered in FasterXML jackson-databind before 2.9.10, 2.8.11.5, and 2.6.7.3. It is related to com.zaxxer.hikari.HikariConfig.
Apache POI could allow a remote attacker to obtain sensitive information, caused by an XML external entity (XXE) error when processing XML data by tool XSSFExportToXml. By sending a specially-crafted document, a remote attacker could exploit this vulnerability to obtain sensitive information.