CVE-2025-44872

Tenda AC9 V15.03.06.42_multi was found to contain a command injection vulnerability in the formsetUsbUnload function via the deviceName parameter

Critical · published May 2, 2025

CVSS v3.1
9.8
EPSS
2%
Percentile
79.6
In the wild
Unconfirmed
What it is

🚨 Command injection just slipped through the door with Tenda AC9! It’s like a rogue delivery driver accepting any package at the front desk — and this vulnerability allows attackers to send any command they fancy! 🔥 Imagine your favorite restaurant where the chef is so trusting that they cook whatever the waitstaff scribbles on a napkin. A crafty attacker could just write a crazy order, and the chef prepares it without a second thought! An attacker could run any command on your Tenda AC9 router, potentially compromising your entire network. This could lead to data theft, unauthorized access to connected devices, or even turning your router into a launchpad for further attacks. The consequences could be absolutely devastating!

Put simply

Imagine your favorite restaurant where the chef is so trusting that they cook whatever the waitstaff scribbles on a napkin. A crafty attacker could just write a crazy order, and the chef prepares it without a second thought! This command injection vulnerability exists in the formsetUsbUnload function and is triggered via the deviceName parameter, allowing attackers to execute arbitrary commands by sending crafted requests.

What to do

An attacker could run any command on your Tenda AC9 router, potentially compromising your entire network. This could lead to data theft, unauthorized access to connected devices, or even turning your router into a launchpad for further attacks. The consequences could be absolutely devastating! To secure your Tenda AC9, upgrade to the latest firmware version as soon as it becomes available. Always ensure your device's settings are configured securely, and limit access to trusted users only. It’s time to lock it down! You've got this! Follow these steps, and you'll be boosting your router's security in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01905 · 79.6th percentile
Published
2025-05-02T00:00Z
EPSS history
Timeline
  • 02 MAY 00:00Z
    Tenda AC9 V15.03.06.42_multi was found to contain a command injection vulnerability in the formsetUsbUnload function via the deviceName parameter
    cvelistv5