CVE-2026-22226: A command injection vulnerability may be exploited after the admin's authentication in the VPN server configuration module on TP-Link Archer BE230 v1....

Description

A command injection vulnerability may be exploited after the admin's authentication in the VPN server configuration module on TP-Link Archer BE230 v1.2 and Archer AX73 v2. 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 Archer AX73 v2 < 1.3.1 Build 20260430.

Metrics

CVSS 3.1

7.2/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

8.5/10

CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

2.39%

81.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Tp-Link	Archer Be230 Firmware	< 1.2.4

References

Timeline

Published: Feb 2, 2026
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2026-22226?

A command injection vulnerability may be exploited after the admin's authentication in the VPN server configuration module on TP-Link Archer BE230 v1.2 and Archer AX73 v2. 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 Archer AX73 v2 < 1.3.1 Build 20260430.

How severe is CVE-2026-22226?

CVE-2026-22226 has a CVSS score of 8.5/10 (HIGH severity). The EPSS model estimates a 2.39% probability of exploitation in the next 30 days.

How do I fix CVE-2026-22226?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.