Citrix Secure Mail for Android before 20.11.0 suffers from improper access control allowing unauthenticated access to read limited calendar…

Citrix Secure Mail for Android before 20.11.0 suffers from improper access control allowing unauthenticated access to read limited calendar related data stored within Secure Mail. Note that a malicious app would need to be installed on the Android device or a threat actor would need to execute arbitrary code on the Android device.