Due to lack of proper authorization checks in Emarsys SDK for Android, an attacker can call a particular activity and can forward himself web pages and/or deep links without any validation directly from the host application. On successful attack, an attacker could navigate to arbitrary URL including application deep links on the device.
https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html