Vulnerability · Published Feb 2, 2026 · Assigned by TPLink
CVE-2026-0631Authenticated Command Injection Vulnerability in Surfshark VPN Login in multiple Archer products
High 8.5
In plain English
A high-severity OS command injection in Archer AX10 v3 from TP Link Systems Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities).
Official description
An OS Command Injection vulnerability exists in the Surfshark VPN login functionality in TP-Link Archer BE230 v1.2, BE3600v1, AX10 v3 and AXE75 v1, allowing an adjacent authenticated attacker to 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 and Archer AXE75 v1 < 1.5.6 Build 20260623.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| TP-Link Systems Inc. | Archer BE230 v1.2 | 0 – before 1.2.4 Build 20251218 rel.70420 |
| TP-Link Systems Inc. | Archer AXE75 v1 | 0 – before 1.5.6 Build 20260623 |
| TP Link Systems Inc. | Archer BE3600 v1 | 0 – before (KR)_V1_1.2.2 Build 202609030 – before (EU)_V1_1.2.6 Build 202606170 – before (USW)_V1.26_1.2.6 Build 20260617 |
| TP Link Systems Inc. | Archer AX10 v3 | 0 – before V3_1.3.3 Build 20260616 |
Weakness: CWE-78 · Vector: 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
References
- https://www.tp-link.com/us/support/download/archer-be230/v1.20/#Firmware patch
- https://www.tp-link.com/en/support/download/archer-be230/v1.20/#Firmware patch
- https://www.tp-link.com/sg/support/download/archer-be230/v1.20/#Firmware patch
- https://www.tp-link.com/us/support/faq/4935/ vendor-advisory
- https://www.tp-link.com/en/support/download/archer-axe75/v1/#Firmware patch
- https://www.tp-link.com/us/support/download/archer-axe75/v1/#Firmware patch
- https://www.tp-link.com/kr/support/download/archer-be3600/v1/#Firmware patch
- https://www.tp-link.com/en/support/download/archer-be3600/v1/#Firmware patch
- https://www.tp-link.com/us/support/download/archer-be3600/v1.26/#Firmware patch
- https://www.tp-link.com/us/support/download/archer-ax10/v3/#Firmware patch
- https://www.tp-link.com/en/support/download/archer-ax10/v3/#Firmware patch