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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.

PUBLISHED Reserved 2026-06-11 | Published 2026-06-12 | Updated 2026-06-16 | Assigner GitHub_M




HIGH: 7.3CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-94: Improper Control of Generation of Code ('Code Injection')

CWE-150: Improper Neutralization of Escape, Meta, or Control Sequences

Product status

< 0.47.3
affected

References

github.com/.../kitty/security/advisories/GHSA-5gmr-9gwg-hhq6 exploit

github.com/.../kitty/security/advisories/GHSA-5gmr-9gwg-hhq6

cve.org (CVE-2026-54057)

nvd.nist.gov (CVE-2026-54057)

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