TP-Link Archer BE230 1.2.4 os command injection

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in TP-Link Archer BE230. It has been rated as critical. This affects an unknown part. The manipulation leads to os command injection. This vulnerability is listed as CVE-2026-22221. The attack must be carried out from within the local network. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in TP-Link Archer BE230. It has been rated as critical. This issue affects an unknown function. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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

The weakness was presented by Jro and Caprinuxx. It is possible to read the advisory at tp-link.com. The identification of this vulnerability is CVE-2026-22221 since 01/06/2026. The exploitation is known to be easy. The attack needs to approached within the local network. Additional levels of successful authentication are necessary 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-2026-5100). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.0
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Archer BE230 1.2.4 Build 20251218 rel.70420

Timelineinfo

01/06/2026 CVE reserved
02/02/2026 +27 days Advisory disclosed
02/02/2026 +0 days VulDB entry created
02/07/2026 +5 days VulDB entry last update

Sourcesinfo

Vendor: tp-link.com

Advisory: tp-link.com
Researcher: Jro, Caprinuxx
Status: Confirmed

CVE: CVE-2026-22221 (🔒)
GCVE (CVE): GCVE-0-2026-22221
GCVE (VulDB): GCVE-100-343763
EUVD: 🔒

Entryinfo

Created: 02/02/2026 19:51
Updated: 02/07/2026 06:21
Changes: 02/02/2026 19:51 (66), 02/03/2026 06:54 (1), 02/07/2026 06:21 (12)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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