It was discovered that Irssi incorrectly handled certain disconnections. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-7054)
It was discovered that Irssi incorrectly handled certain requests. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2019-13045)