CVE-2026-104611

Summary

The flaw is a stack-based buffer overflow in the Tenda AC9 firmware, allowing remote attackers to exploit it by manipulating the netWanType argument. This vulnerability is critical due to its remote exploitability and potential for complete system compromise.

Exploitability

Exploitation is relatively straightforward given the public exploit references. The attacker must be able to send a crafted POST request to the /goform/fast_setting_internet_set endpoint.

Blast radius

If exploited, this vulnerability could lead to complete control of the affected device, potentially allowing attackers to execute arbitrary code or disrupt network connectivity.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade to the latest firmware version 15.03.02.13 or later.

Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.