CVE-2016-1000033

Shotwell version 0.22.0 (and possibly other versions) is vulnerable to a TLS/SSL certification validation flaw resulting in a potential for man in the middle attacks.

CVE-2017-1000024

Shotwell version 0.24.4 or earlier and 0.25.3 or earlier is vulnerable to an information disclosure in the web publishing plugins resulting in potential password and oauth token plaintext transmission