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Description

Lite XL versions 2.1.8 and prior contain a vulnerability in the system.exec function, which allowed arbitrary command execution through unsanitized shell command construction. This function was used in project directory launching (core.lua), drag-and-drop file handling (rootview.lua), and the “open in system” command in the treeview plugin (treeview.lua). If an attacker could influence input to system.exec, they might execute arbitrary commands with the privileges of the Lite XL process.

PUBLISHED Reserved 2025-10-23 | Published 2025-11-20 | Updated 2025-11-20 | Assigner certcc

Problem types

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Product status

2.1.8 and earlier
affected

References

github.com/lite-xl/lite-xl/pull/2163

kb.cert.org/vuls/id/579478

cve.org (CVE-2025-12121)

nvd.nist.gov (CVE-2025-12121)

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