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CVE-2026-35093

Libinput: libinput: unauthorized code execution and information disclosure through lua bytecode plugins

Published: 4/1/2026 Last updated: 4/3/2026 Reserved: 4/1/2026

A flaw was found in libinput. A local attacker who can place a specially crafted Lua bytecode file in certain system or user configuration directories can bypass security restrictions. This allows the attacker to run unauthorized code with the same permissions as the program using libinput, such as a graphical compositor. This could lead to the attacker monitoring keyboard input and sending that information to an external location.

CNA assigner: redhat (53f830b8-0a3f-465b-8143-3b8a9948e749) Requested by: n/a

Metrics

Version Score Severity Vector String
3.1 8.8 High CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Opam packages affected (1)

conf-libinput

Products affected (1)

Product Vendor Version
Red Hat Enterprise Linux 9 Red Hat n/a

References (6)

Credits (2)