CVE-2026-54057
High
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.
SeverityHigh
CVSS7.8
Exploit probability—
ProductKovidgoyal Kitty
PublishedJun 12, 2026
First seenJun 12, 2026
Weakness typeCWE-94Code injectionCWE-150CWE-150
How to fix
Update
- kovidgoyal kitty0.47.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| kovidgoyal kitty | v < 0.47.3 | 0.47.3 |
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