CVE-2025-14299: TP-Link Tapo c200 Firmware

Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days.

The HTTPS server on Tapo C200 V3 does not properly validate the Content-Length header, which can lead to an integer overflow. An unauthenticated attacker on the same local network segment can send crafted HTTPS requests to trigger excessive memory allocation, causing the device to crash and resulting in denial-of-service (DoS).

Affected products

• TP-Link Tapo c200 Firmware: version 1.3.3 only; version 1.3.4 only; version 1.3.5 only; version 1.3.7 only; version 1.3.9 only; version 1.3.11 only; …

Published 2025-12-20. Last modified 2026-06-17.