CVE-2017-15228: Irssi

High severity, CVSS 7.5. EPSS: 2.1% chance of exploitation in the next 30 days.

Irssi before 1.0.5, when installing themes with unterminated colour formatting sequences, may access data beyond the end of the string.

Affected products

• Irssi Irssi: up to and including 1.0.4

Published 2017-10-22. Last modified 2026-06-17.