CVE-2026-22221: tp-link systems inc. archer be230 v1.2 OS Command Injection

Vulnerability summary

CVE-2026-22221 is a high (CVSS 8.5) OS Command Injection vulnerability in tp-link systems inc. archer be230 v1.2. EPSS estimates a 1.43% chance of exploitation in the next 30 days, higher than 72.7% of scored vulnerabilities.

Timeline

1. 02-02-2026
   PublishedVulnerability first disclosed.
2. 21-09-2026
   Last modifiedVulnerability information updated.

Description

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.

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')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.