CVE-2025-11666 Tenda RP3 Pro Firmware Update force_upgrade.sh hard-coded password

High 8.4 Published Updated

A hard-coded password in the firmware update script allows local attackers to bypass authentication and potentially execute arbitrary code.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-11666?

CVE-2025-11666 is a high-severity vulnerability in Tenda RP3 Pro, published on 13 Oct 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A flaw has been found in Tenda RP3 Pro up to 22.5.7.93. This impacts an unknown function of the file force_upgrade.sh of the component Firmware Update Handler. Executing manipulation of the argument current_force_upgrade_pwd can lead to use of hard-coded password. The attack can only be executed locally. The exploit has been published and may be used.

Weakness: CWE-259, CWE-255

Which versions are affected by CVE-2025-11666?

How do I fix CVE-2025-11666?

No fix has been published for CVE-2025-11666 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-11666 being exploited?

There is no known exploitation of CVE-2025-11666 in the wild and no public exploit code.

Sources

Also known as GHSA-gmjf-fc5r-h6v2.

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