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Vulnerability record · CVE-2025-43929 · published 20 April 2025

CVE-2025-43929: Kovidgoyal kitty origin validation error vulnerability

Kovidgoyal · Kitty

open_actions.py in kitty before 0.41.0 does not ask for user confirmation before running a local executable file that may have been linked from an untrusted document (e.g., a document opened in KDE ghostwriter).

7.8 CVSS 3.1 High EPSS 0.19% · top 92.1% CWE-346 · Origin validation error
7.8CVSS 3.1 base score
0.19%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

open_actions.py in kitty before 0.41.0 does not ask for user confirmation before running a local executable file that may have been linked from an untrusted document (e.g., a document opened in KDE ghostwriter).

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://ghostwriter.kde.org/documentation/#links Product
https://github.com/0xBenCantCode/CVE-2025-43929 Exploit
https://github.com/kovidgoyal/kitty/commit/ce5cfdd9caf44c538af800a07162e1f49bd53c35 Patch
https://github.com/kovidgoyal/kitty/compare/v0.40.1...v0.41.0 Patch
https://hitman.services/cve-2025-43929/ ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-43929), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.