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.
Advisories

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Fixes

Solution

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Workaround

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History

Mon, 23 Mar 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 23 Mar 2026 18:15:00 +0000

Type Values Removed Values Added
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.
Title Authorization Bypass in HTTP Server Endpoints on TP-Link Archer NX200, NX210, NX500 and NX600
Weaknesses CWE-306
References
Metrics cvssV4_0

{'score': 8.6, 'vector': '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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: TPLink

Published:

Updated: 2026-03-23T19:16:54.459Z

Reserved: 2026-01-13T19:43:48.978Z

Link: CVE-2025-15517

cve-icon Vulnrichment

Updated: 2026-03-23T19:07:19.207Z

cve-icon NVD

Status : Received

Published: 2026-03-23T18:16:22.347

Modified: 2026-03-23T18:16:22.347

Link: CVE-2025-15517

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses