Irssi 1.2.x before 1.2.2 has a use-after-free if the IRC server sends a double CAP.
{ "versions": [ { "introduced": "1.2.0" }, { "fixed": "1.2.2" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-15717.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "19.04" } ] } ]