CVE-2025-15517CWE-306

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

High · published March 23, 2026

CVSS v4.0
8.6
EPSS
3%
Percentile
87.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.6 · HIGH
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
EPSS
0.03110 · 87.7th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2026-03-23T18:01Z
EPSS history
Timeline
  • 23 MAR 18:01Z
    Authorization Bypass in HTTP Server Endpoints on TP-Link Archer NX200, NX210, NX500 and NX600
    cvelistv5