CVE-2026-22221CWE-78command-injection

CVE-2026-22221

High · published February 2, 2026

CVSS v3.1
8.0
EPSS
1%
Percentile
72.8
In the wild
Unconfirmed
What it is

🚨 An adjacent authenticated attacker can trigger this command injection vulnerability in TP-Link Archer BE230 v1.2 just by sending a sneaky request. ⚡ Think of it like a trusted guest at a party who gets a little too comfortable — they can access parts of the house that the homeowner never intended for them to see! This vulnerability lets them adjust the thermostat or even open locked doors without a second thought. The consequences could be absolutely devastating! An attacker could gain full administrative control of the device, leading to a severe compromise of configuration integrity, network security, and service availability. Imagine them changing settings at will, putting your entire network at risk!

Put simply

Think of it like a trusted guest at a party who gets a little too comfortable — they can access parts of the house that the homeowner never intended for them to see! This vulnerability lets them adjust the thermostat or even open locked doors without a second thought. This OS command injection vulnerability allows an authenticated attacker to execute arbitrary commands on the device, exploiting improper input validation in the VPN modules.

What to do

The consequences could be absolutely devastating! An attacker could gain full administrative control of the device, leading to a severe compromise of configuration integrity, network security, and service availability. Imagine them changing settings at will, putting your entire network at risk! To protect yourself, update the TP-Link Archer BE230 to version 1.2.4 Build 20251218 or later immediately. Additionally, review your device's configuration to ensure all access is strictly controlled. Don't leave any digital doors ajar! You've got this! With these steps, you'll strengthen your defenses and keep the bad guys out! 🛡️

The record
Technical detail
CVSS v3.1
8.0 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01430 · 72.8th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-02-02T23:16Z
Affected products (1)
ProductVersionsFixed in
tp-link/archer_be230_firmware< 1.2.41.2.4
References (7)
EPSS history
Timeline
  • 02 FEB 17:43Z
    Command Injection Vulnerability on TP-Link Archer BE230 v1.2
    cvelistv5