Main Vulnerability Database Vulnerabilities #VU122226

Missing Authorization in fwupd - #VU122226

Published: February 2, 2026

Vulnerability identifier: #VU122226

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear

CVE-ID: N/A

CWE-ID: CWE-862

Exploitation vector: Local access

Exploit availability: Public exploit is available

Vendor: fwupd.org

Affected software:
fwupd

Detailed vulnerability description

The vulnerability allows a local user to bypass authorization process.

The vulnerability exists due to the daemon ignores the PolicyKit authorization. A local user can enable the admin-only emulation tagging feature.

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.