CVE-2025-15517
Authorization Bypass in HTTP Server Endpoints on TP-Link Archer NX200, NX210, NX500 and NX600
- State
- Published
- Severity
- 8.6 High
- Published
- Mar 23, 2026
- Updated
- Mar 24, 2026
- Reserved
- Jan 13, 2026
Description
A missing authentication check in the HTTP server on TP-Link Archer NX200, NX210, NX500 and NX600 to certain cgi endpoints allows unauthenticated access intended for authenticated users. An attacker may perform privileged HTTP actions without authentication, including firmware upload and configuration operations.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | TPLink |
Weaknesses
- CWE-306 Missing Authentication for Critical Function
Affected Products
| Product | Versions |
|---|---|
Archer NX600 v3.0TP-Link Systems Inc. |
|
Archer NX600 v2.0TP-Link Systems Inc. |
|
Archer NX600 v1.0TP-Link Systems Inc. |
|
Archer NX500 v2.0TP-Link Systems Inc. |
|
Archer NX500 v1.0TP-Link Systems Inc. |
|
Archer NX210 v3.0TP-Link Systems Inc. |
|
Archer NX210 v2.0 v2.20TP-Link Systems Inc. |
|
Archer NX200 v3.0TP-Link Systems Inc. |
|
Archer NX200 v2.20TP-Link Systems Inc. |
|
Archer NX200 v2.0TP-Link Systems Inc. |
|
Archer NX200 v1.0TP-Link Systems Inc. |
|
References
- https://www.tp-link.com/en/support/download/archer-nx200/#Firmwarepatch
- https://www.tp-link.com/en/support/download/archer-nx210/#Firmwarepatch
- https://www.tp-link.com/en/support/download/archer-nx500/#Firmwarepatch
- https://www.tp-link.com/en/support/download/archer-nx600/#Firmwarepatch
- https://www.tp-link.com/us/support/faq/5027/vendor-advisory
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