CVE-2026-54057

Published June 12th, 2026

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CVSS v3

7.8

HIGH

CVSS v2

N/A

Affected

PROJECT

Description

Kitty is a cross-platform GPU based terminal. In versions prior to 0.47.3, kitty's OSC 21 (color-control) query reply reflects attacker-controlled bytes, including newlines, into the shell's input without sanitization. Version 0.47.3 fixes the issue.

kovidgoyal/kitty

If you live in the terminal, kitty is made for you! Cross-platform, fast, feature-rich, GPU based.

GitHub

33.4K