In GNOME libgfbgraph through 0.2.4, gfbgraph-photo.c does not enable TLS certificate verification on the SoupSessionSync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 55.6%