Buffer overflow in Tenda Ac1206

CVE-2026-19788

A vulnerability was found in Tenda AC1206 15.03.06.23_multi_TD01. This affects the function set_device_name of the file /goform/SetOnlineDevName of the component httpd web management interface. The manipulation of the argument devName results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used.

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-19788?
CVE-2026-19788 is a high-severity vulnerability in Tenda Ac1206, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-08-14.
How severe is CVE-2026-19788?
High severity. CVSS v3 base score is 8.8 out of 10.