What is CVE-2026-54056?

CVE-2026-54056 is a high-severity vulnerability in Kovidgoyal Kitty, classified under Improper Link Resolution Before File Access. CVSS score: 7.6/10. Published 2026-06-12.

How severe is CVE-2026-54056?

High severity. CVSS v3 base score is 7.6 out of 10.

Vulnerability in Kovidgoyal Kitty

CVE-2026-54056

Kitty is a cross-platform GPU based terminal. In versions 0.47.0 and 0.47.1, `kitten dnd` can allow a malicious remote drag-and-drop source to overwrite or truncate arbitrary files writable by the local kitty user. Remote `text/uri-list` d…

EPSS: 0.003 (18.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:L.

Affected products

Kovidgoyal Kitty — versions >= 0.47.0, < 0.47.2

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-54056?: CVE-2026-54056 is a high-severity vulnerability in Kovidgoyal Kitty, classified under Improper Link Resolution Before File Access. CVSS score: 7.6/10. Published 2026-06-12.
How severe is CVE-2026-54056?: High severity. CVSS v3 base score is 7.6 out of 10.