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CVE-2025-15517— Authorization Bypass in HTTP Server Endpoints on TP-Link Archer NX200, NX210, NX500 and NX600

Quick assessment

Affected
TP-Link Systems Inc. Archer NX600 v3.0
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

TP-LINK Archer是中国普联（TP-LINK）公司的一系列路由器。 TP-LINK Archer存在安全漏洞，该漏洞源于HTTP服务器对某些cgi端点缺少身份验证检查，可能导致未经验证的攻击者执行特权HTTP操作。以下产品受到影响：TP-Link Archer NX200、NX210、NX500和NX600。

AI Predicted 9.8 Difficulty: Trivial EPSS 2.97% · P86

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-15517

Vulnerability Information
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Vulnerability Title
Authorization Bypass in HTTP Server Endpoints on TP-Link Archer NX200, NX210, NX500 and NX600
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
TP-LINK Archer 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TP-LINK Archer是中国普联（TP-LINK）公司的一系列路由器。 TP-LINK Archer存在安全漏洞，该漏洞源于HTTP服务器对某些cgi端点缺少身份验证检查，可能导致未经验证的攻击者执行特权HTTP操作。以下产品受到影响：TP-Link Archer NX200、NX210、NX500和NX600。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
TP-Link Systems Inc. Archer NX600 v3.0 0 ~ 1.3.0 Build 260309 -
TP-Link Systems Inc. Archer NX600 v2.0 0 ~ 1.3.0 Build 260311 -
TP-Link Systems Inc. Archer NX600 v1.0 0 ~ 1.4.0 Build 260311 -
TP-Link Systems Inc. Archer NX500 v2.0 0 ~ < 1.5.0 Build 260309 -
TP-Link Systems Inc. Archer NX500 v1.0 0 ~ 1.3.0 Build 260311 -
TP-Link Systems Inc. Archer NX210 v3.0 0 ~ 1.3.0 Build 260309 -
TP-Link Systems Inc. Archer NX210 v2.0 v2.20 0 ~ 1.3.0 Build 260311 -
TP-Link Systems Inc. Archer NX200 v3.0 0 ~ < 1.3.0 Build 260309 -
TP-Link Systems Inc. Archer NX200 v2.20 0 ~ 1.3.0 Build 260311 -
TP-Link Systems Inc. Archer NX200 v2.0 0 ~ 1.3.0 Build 260311 -
TP-Link Systems Inc. Archer NX200 v1.0 0 ~ 1.8.0 Build 260311 -

II. Public POCs for CVE-2025-15517

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III. Intelligence Information for CVE-2025-15517

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Vendor Advisories for CVE-2025-15517 (1)

Vendor Pages for CVE-2025-15517 (4)

Same Patch Batch · TP-Link Systems Inc. · 2026-03-23 · 5 CVEs total

CVE-2025-15605 Hardcoded Cryptographic Key in Configuration Encryption Mechanism on TP-Link Archer NX200,
CVE-2025-15519 Command Injection in Modem Management CLI on TP-Link Archer NX200, NX210, NX500 and NX600
CVE-2025-15518 Command Injection in Wireless Control CLI on TP-Link Archer NX200, NX210, NX500 and NX600
CVE-2025-15606 Denial of Service (DoS) in HTTPD Input Handling on TP-Link TD-W8961N

IV. Related Vulnerabilities

Same product: Archer NX600 v3.0
Same vendor: TP-Link Systems Inc.
Same weakness: CWE-306

V. Comments for CVE-2025-15517

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