CVE-2026-26478 — CRITICAL (9.8)

Vulnerability Description

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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Mobvoi	Tichome Mini Firmware	012-18853
Mobvoi	Tichome Mini	-

Related Weaknesses (CWE)

CWE-78

References

https://github.com/pastcompute/tichome-poc-1ExploitThird Party Advisory
https://web.archive.org/web/20171202094530/Not Applicable

FAQ

What is CVE-2026-26478?

CVE-2026-26478 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 a...

How severe is CVE-2026-26478?

CVE-2026-26478 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-26478?

Check the references section above for vendor advisories and patch information. Affected products include: Mobvoi Tichome Mini Firmware, Mobvoi Tichome Mini.