Vulnerabilities CVE-2026-48120

CVE-2026-48120

High

Open

TLP:CLEAR

Kakoune has a Critical RCE via Autorestore Backup Filename Injection

NVD CVE.org

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Description

Kakoune is a code editor. Prior to version 2026.05.21, the bundled, enabled by default, `autorestore.kak` script can be exploited by malicious backup files leading to arbitrary kakoune and shell commands being executed by simply opening a file. Kakoune 2026.05.21 fixes the issue. As a workaround, add `autorestore-disable` to the user kakrc will disable the autorestore feature.

Details

CVSS Score: 8.6
EPSS Score ⓘ: 0.14%

3.6th percentile
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Confidence: 90%
Published: Aug 7, 2026
Last Modified: Aug 11, 2026

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