Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV L L P N P H H H 7.3 .0017 6.4 —
AFFECTED Product Versions Fixed kitty < 0.47.3 – —
TIMELINE Jun 11 Reserved by GitHub_M Jun 12 EXPLOIT PUBLISHED — CVE-2026-54057 (kovidgoyal kitty). Public exploit reference added. Jun 12 Published (CNA: GitHub_M)
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.
| Date | Event | Detail |
|---|---|---|
| June 11, 2026 | Reserved | Reserved by GitHub_M |
| June 12, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-54057 (kovidgoyal kitty). Public exploit reference added. |
| June 12, 2026 | Published | Published (CNA: GitHub_M) |
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|---|---|---|---|
| kovidgoyal | kitty | — | < 0.47.3 | — |
Authoritative record: CVE-2026-54057 at cve.org
Vendors: kovidgoyal
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-54057 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.