CVE-2026-105810

High

Description

Tapo C320WS V2.0 contains an authenticated stack-based buffer overflow in the local onboarding Wi-Fi configuration path. An authenticated attacker on the adjacent network can submit a crafted request containing an oversized encrypted password field, overwrite stack state, and execute commands with root privileges. Successful exploitation may allow an authenticated adjacent-network attacker to take control of the affected camera, modify camera behavior, access sensitive local configuration, and disrupt device availability.

SeverityHigh

CVSS8.5

Exploit probability—

ProductTapo C320WS v2

PublishedOct 19, 2026

First seenOct 19, 2026

Weakness typeCWE-121CWE-121

How to fix

Update

TP-Link Systems Inc. Tapo C320WS v21.6.6 Build 260917 Rel.81089n or later

Patches

Vendor advisories

tp-link.com/us/support/faq/5351/

Affected products

Product	Affected versions	Fixed in
TP-Link Systems Inc. Tapo C320WS v2	v < 1.6.6 Build 260917 Rel.81089n	1.6.6 Build 260917 Rel.81089n

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