CVE-2026-104611: Tenda AC9

Critical severity, CVSS 9.1. EPSS: 0.5% chance of exploitation in the next 30 days.

A vulnerability was detected in Tenda AC9 15.03.02.13. Affected is an unknown function of the file /goform/fast_setting_internet_set of the component POST Request Handler. Performing a manipulation of the argument netWanType results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.

Affected products

• Tenda AC9: version 15.03.02.13 only

Published 2026-10-02. Last modified 2026-10-02.