CVE-2015-7874: Portapps Kitty Portable

Critical severity, CVSS 9.8. EPSS: 13.9% chance of exploitation in the next 30 days.

Buffer overflow in the chat server in KiTTY Portable 0.65.0.2p and earlier allows remote attackers to execute arbitrary code via a long nickname.

Affected products

• Portapps Kitty Portable: up to and including 0.65.0.2p

Published 2020-01-15. Last modified 2026-06-17.