7.1

CVE-2026-78578

Unauthenticated do Method Onboarding Connect Allows Wi‑Fi Reconfiguration Denial of Service Vulnerability in TP-Link Tapo C120 & C200

Tapo C120 v1 and C200 v5
do not enforce authentication for do method HTTPS onboarding connect actions
after initial setup.  An unauthenticated adjacent
attacker can submit unauthorized wireless configuration parameters, causing the
camera to attempt connection to a different network.





Successful
exploitation disconnects the camera from its intended wireless network, making
it unreachable on its management address, resulting in a denial-of-service
condition.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerTP-Link Systems Inc.
≫
Produkt Tapo C200 v5
Default Statusunaffected
Version 0
Version < V5_1.4.6 Build 260709 Rel.27675n
Status affected
HerstellerTP-Link Systems Inc.
≫
Produkt Tapo C120 v1
Default Statusunaffected
Version 0
Version < V1_1.9.4 Build 260813 Rel.79754n
Status affected
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.25% 0.147
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
f23511db-6c3e-4e32-a477-6aa17d310630 7.1 0 0
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE-306 Missing Authentication for Critical Function

The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

https://www.tp-link.com/en/support/download/tapo-c200/v5/#Firmware-Release-Notes
https://www.tp-link.com/us/support/download/tapo-c200/v5/#Firmware-Release-Notes
https://www.tp-link.com/en/support/download/tapo-c120/v1.26/#Firmware-Release-Notes
https://www.tp-link.com/us/support/download/tapo-c120/v1.26/#Firmware-Release-Notes
https://www.tp-link.com/us/support/faq/5321/