CVE-2025-15557

High

Description

An Improper Certificate Validation vulnerability in TP-Link Tapo H100 v1 and Tapo P100 v1 allows an on-path attacker on the same network segment to intercept and modify encrypted device-cloud communications. This may compromise the confidentiality and integrity of device-to-cloud communication, enabling manipulation of device data or operations.

SeverityHigh

CVSS8.8

Exploit probability—

Product

Tp-link Tapo H100 Firmware

PublishedFeb 5, 2026

First seenFeb 5, 2026

Weakness typeCWE-295CWE-295

How to fix

Update

tp-link tapo_h100_firmware1.6.1 or later
tp-link tapo_p100_firmware1.2.6 or later

Patches

Vendor advisories

tp-link.com/us/support/faq/4949/

Affected products

Product	Affected versions	Fixed in
tp-link tapo_h100_firmware	v < 1.6.1	1.6.1
tp-link tapo_p100_firmware	v < 1.2.6	1.2.6

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