CVE-2024-57040: TP-Link Tl-WR845N Firmware

Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days.

TP-Link TL-WR845N devices with firmware TL-WR845N(UN)_V4_200909 and TL-WR845N(UN)_V4_190219 was discovered to contain a hardcoded password for the root account which can be obtained by analyzing downloaded firmware or via a brute force attack through physical access to the router. NOTE: The supplier has stated that this issue was fixed in firmware versions 250401 or later.

Affected products

• TP-Link Tl-WR845N Firmware: version 190219 only; version 200909 only; version 201214 only

Published 2025-02-26. Last modified 2026-06-17.