CVE-2021-4144: TP-Link Tl-WR802N Firmware

High severity, CVSS 8.8. EPSS: 1.9% chance of exploitation in the next 30 days.

TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection.

Affected products

• TP-Link Tl-WR802N Firmware: before 211202 (fixed in 211202)

Published 2021-12-23. Last modified 2026-06-17.