CVE-2026-26478: Mobvoi Tichome Mini Firmware

Critical severity, CVSS 9.8. EPSS: 3% chance of exploitation in the next 30 days.

A shell command injection vulnerability in Mobvoi Tichome Mini smart speaker 012-18853 and 027-58389 allows remote attackers to send a specially crafted UDP datagram and execute arbitrary shell code as the root account.

Affected products

• Mobvoi Tichome Mini Firmware: version 012-18853 only; version 027-58389 only

Published 2026-03-04. Last modified 2026-06-17.