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.
{
"binaries": [
{
"binary_name": "shotwell",
"binary_version": "0.22.0+git20160108.r1.f2fb1f7-0ubuntu1"
},
{
"binary_name": "shotwell-common",
"binary_version": "0.22.0+git20160108.r1.f2fb1f7-0ubuntu1"
},
{
"binary_name": "shotwell-dbg",
"binary_version": "0.22.0+git20160108.r1.f2fb1f7-0ubuntu1"
},
{
"binary_name": "shotwell-dbgsym",
"binary_version": "0.22.0+git20160108.r1.f2fb1f7-0ubuntu1"
}
],
"availability": "No subscription required"
}