CVE-2026-50292

HighUpdated

Published: 04 June 2026

Published

04 June 2026

Modified

17 June 2026

KEV Added

—

Patch

04 June 2026

CVSS Score v3.1 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.0050 39.0th percentile

Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-50292 is a high-severity CRLF Injection (CWE-93) vulnerability in Freedesktop Libinput. Its CVSS base score is 7.4 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Privilege Escalation (T1068); ranked at the 39.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2026-34302

Vulnerability details

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

CWE(s): CWE-93

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1068 Exploitation for Privilege Escalation Privilege Escalation

Adversaries may exploit software vulnerabilities in an attempt to elevate privileges.

attack.mitre.org →

Why these techniques?

Unescaped phys output injection in libinput directly enables local arbitrary root code execution via udev property manipulation, mapping to exploitation for privilege escalation.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0