CVE-2026-105815: Credential Material Exposure Leading to Unauthorized Streamed Media-Session Access in TP-Link Tapo C210

Severity: high (CVSS 7.1 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-19 · updated 2026-10-20
Weakness: CWE-287

Description

TP-Link Tapo C210 V3.60 may expose shared credential material and cryptographic metadata through unauthenticated DS JSON API requests. The exposed shared credential can be accepted by the Streamd Digest authentication mechanism as an administrative password, allowing an unauthenticated adjacent-network attacker to establish encrypted media sessions without knowledge of the device account password. Successful exploitation may disclose credential and cryptographic material and allow unauthorized access to encrypted media sessions.

Affected products

TP-Link Systems Inc. Tapo C210 v3.6: before V3.6_1.2.7 Build 260818 — fixed in V3.6_1.2.7 Build 260818

How to fix

Upgrade to a fixed version: TP-Link Systems Inc. Tapo C210 v3.6 V3.6_1.2.7 Build 260818. Check the vendor advisory for mitigations.

References

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