CVE-2022-32449: Totolink EX300 v2 Firmware

Critical severity, CVSS 9.8. EPSS: 19.4% chance of exploitation in the next 30 days.

TOTOLINK EX300_V2 V4.0.3c.7484 was discovered to contain a command injection vulnerability via the langType parameter in the setLanguageCfg function. This vulnerability is exploitable via a crafted MQTT data packet.

Affected products

• Totolink EX300 v2 Firmware: version 4.0.3c.7484 only

Published 2022-07-07. Last modified 2026-06-17.