CVE-2025-14300

The HTTPS service on Tapo C200 v3, v5, C425 v1.2 and C100 v5  exposes a connectAP interface without proper authentication. An unauthenticated attacker on the same local network segment can exploit this to modify the device’s Wi-Fi configuration, resulting in loss of connectivity and denial-of-service (DoS).

CVSS 4.0

8.7CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

8.1CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

EPSS

0.4% chance of exploitation in the next 30 days; higher than 30% of CVEs (scores of 2026-10-25)

CWE

CWE-306

Published

2025-12-20

Modified

2026-09-30

Record from

the NVD, synced 2026-10-19

Affected

• tp-link:tapo_c200_firmware

References

• https://www.tp-link.com/en/support/download/tapo-c100/v5/#Firmware-Release-Notes
• https://www.tp-link.com/en/support/download/tapo-c200/v3/#Firmware-Release-Notes
• https://www.tp-link.com/en/support/download/tapo-c200/v5/#Firmware-Release-Notes
• https://www.tp-link.com/en/support/download/tapo-c425/v1.20/#Firmware-Release-Notes
• https://www.tp-link.com/us/support/download/tapo-c100/v5/#Firmware-Release-Notes

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