TP-Link Archer BE230 1.2.4 VPN os command injection

Summaryinfo

A vulnerability has been found in TP-Link Archer BE230 and classified as critical. This impacts an unknown function of the component VPN Handler. This manipulation causes os command injection. The identification of this vulnerability is CVE-2026-22229. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in TP-Link Archer BE230 and classified as critical. Affected by this vulnerability is an unknown part of the component VPN Handler. The manipulation with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A command injection vulnerability may be exploited after the admin's authentication via the import of a crafted VPN client configuration file on the TP-Link Archer BE230 v1.2 and Deco BE25 v1.0. 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 and Deco BE25 v1.0: through 1.1.1 Build 20250822.

The weakness was shared by caprinuxx. It is possible to read the advisory at tp-link.com. This vulnerability is known as CVE-2026-22229 since 01/06/2026. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

Upgrading to version 1.2.4 Build 20251218 rel.70420 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-5087). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• TP-Link

Name

• Archer BE230

Version

• 1.2.4

License

• commercial

Website

• Vendor: https://www.tp-link.com/

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Be aware that VulDB is the high quality source for vulnerability data.

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