CVE-2026-22221: Command Injection Vulnerability on TP-Link Archer BE230 v1.2 and BE3600 v1

Published Feb 2, 2026
·
Updated

An OS Command Injection vulnerability in TP-Link Archer BE230 v1.2(vpn modules) and BE3600 v1 allows adjacent

authenticated

attacker

execute arbitrary code. Successful exploitation could allow an attacker to gain full administrative control of the device, resulting in severe compromise of configuration integrity, network security, and service availability.

This CVE covers one of multiple distinct OS command injection issues identified across separate code paths. Although similar in nature, each instance is tracked under a unique CVE ID.

This issue affects Archer BE230 v1.2 < 1.2.4 Build 20251218 rel.70420.

Affected Software

3 affected components
TP-Link Archer BE230<1.2.4 Build 20251218
All of the following
TP-Link Archer Be230 Firmware<1.2.4
TP-Link Archer BE230=1.20

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade TP-Link Archer BE230 to a version that resolves this vulnerability.

    Fixed in 1.2.4Patch Build 20251218 rel.70420

Event History

Feb 2, 2026
CVE Published
via MITRE·05:43 PM
Data Sourced
via MITRE·05:43 PM
DescriptionWeakness
Data Sourced
via NVD·06:16 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-22221?

CVE-2026-22221 is considered a critical vulnerability due to its potential for arbitrary code execution.

2

How do I fix CVE-2026-22221?

To fix CVE-2026-22221, update the TP-Link Archer BE230 to the latest firmware version that has addressed this vulnerability.

3

Who is affected by CVE-2026-22221?

The CVE-2026-22221 vulnerability affects users of the TP-Link Archer BE230 version 1.2.4 Build 20251218.

4

What are the risks associated with CVE-2026-22221?

Exploiting CVE-2026-22221 can allow an attacker to execute arbitrary commands, potentially leading to full administrative control of the device.

5

Is CVE-2026-22221 an authenticated vulnerability?

Yes, CVE-2026-22221 requires an adjacent authenticated attacker to exploit the command injection vulnerability.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203