CVE-2022-22054: ASUS Rt-AX56U Firmware

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

ASUS RT-AX56U’s login function contains a path traversal vulnerability due to its inadequate filtering for special characters in URL parameters, which allows an unauthenticated local area network attacker to access restricted system paths and download arbitrary files.

Affected products

• ASUS Rt-AX56U Firmware: version 3.0.0.4.386.44266 only

Published 2022-01-14. Last modified 2026-06-17.