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CVE-2026-50292

Quick assessment

Affected
freedesktop libinput
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

libinput是freedesktop开源的一个库，它为显示服务器和其他需要处理内核提供的输入设备的应用程序提供完整的输入堆栈。 libinput 1.30.4之前版本和1.31.x 1.31.3之前版本存在安全漏洞，该漏洞源于libinput-device-group未转义的phys输出可能注入udev属性，可能导致任意root代码执行。

CVSS 7.4 · High EPSS 0.53% · P43

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
freedesktop libinput < 1.30.4 affected
1.31.0< 1.31.3 affected
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I. Basic Information for CVE-2026-50292

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In libinput before 1.30.4 and 1.31.x before 1.31.3, libinput-device-group unescaped phys output can inject udev properties leading to arbitrary root code execution
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对CRLF序列的转义处理不恰当(CRLF注入)
Source: CVE Program / CVE List V5
Vulnerability Title
libinput 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libinput是freedesktop开源的一个库，它为显示服务器和其他需要处理内核提供的输入设备的应用程序提供完整的输入堆栈。 libinput 1.30.4之前版本和1.31.x 1.31.3之前版本存在安全漏洞，该漏洞源于libinput-device-group未转义的phys输出可能注入udev属性，可能导致任意root代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
freedesktop libinput 0 ~ 1.30.4 -

II. Public POCs for CVE-2026-50292

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III. Intelligence Information for CVE-2026-50292

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Patches & Fixes for CVE-2026-50292 (2)

Mailing List Discussions for CVE-2026-50292 (1)

IV. Related Vulnerabilities

Same product: libinput
Same vendor: freedesktop
Same weakness: CWE-93

V. Comments for CVE-2026-50292

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