CVE-2026-15315 — Unauthenticated Administrative Authentication Bypass via device_confirm Replay in TP-Link Tapo C120 and C200
Tapo C120 v1 and C200 v5 contain an improper authentication vulnerability within the login authentication verification module. An attacker on the local network can exploit weakn…
Published: 2026-08-18 · CVSS: 8.7 · CVSS 4.0
Tapo C120 v1 and C200 v5 contain an improper authentication vulnerability within the login authentication verification module. An attacker on the local network can exploit weaknesses in challenge parameter validation to bypass normal authentication controls and obtain administrative session tokens. Successful exploitation may allow an attacker to subsequently execute privileged management actions, enable unauthorized administrative access and temporary disruption of device services, resulting in a denial-of-service (DoS) condition.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7