CVE-2023-26317: Mi Xiaomi Router Firmware

Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days.

Xiaomi routers have an external interface that can lead to command injection. The vulnerability is caused by lax filtering of responses from external interfaces. Attackers can exploit this vulnerability to gain access to the router by hijacking the ISP or upper-layer routing.

Affected products

• Mi Xiaomi Router Firmware: before 2023.2 (fixed in 2023.2)

Published 2023-08-02. Last modified 2026-06-17.