CVE-2017-7191: Irssi

Critical severity, CVSS 9.8. EPSS: 3.4% chance of exploitation in the next 30 days.

The netjoin processing in Irssi 1.x before 1.0.2 allows attackers to cause a denial of service (use-after-free) and possibly execute arbitrary code via unspecified vectors.

Affected products

• Irssi Irssi: up to and including 1.0.1

Published 2017-03-27. Last modified 2026-06-17.