CVE-2016-2233: Hexchat Project Hexchat

High severity, CVSS 7.5. EPSS: 34.1% chance of exploitation in the next 30 days.

Stack-based buffer overflow in the inbound_cap_ls function in common/inbound.c in HexChat 2.10.2 allows remote IRC servers to cause a denial of service (crash) via a large number of options in a CAP LS message.

Affected products

Published 2017-01-18. Last modified 2026-06-17.