CVE-2026-75619

Tapo C100/C101 V5 contains a heap-based buffer overflow vulnerability in the RTSP service. An authenticated attacker on the local network can send specially crafted RTSP frame data containing oversized length values, resulting in out-of-bounds heap writes. Successful exploitation can crash the RTSP service and trigger a device reboot, resulting in a temporary denial-of-service condition.

Score

CVSS 4.0 6.9 Medium

Status

Analyzed - f23511db-6c3e-4e32-a477-6aa17d310630

Published

2026-08-19

Last modified

2026-10-26

Weaknesses

CWE-122

Affected products

• Tapo C100 Firmware (Tp-link)
• Tapo C101 Firmware (Tp-link)
• Tapo C100 V5 (Tp-link Systems Inc.)
• Tapo C101 V5 (Tp-link Systems Inc.)

References

• https://www.tp-link.com/us/support/download/tapo-c100/#Firmware-Release-Notes
• https://www.tp-link.com/us/support/download/tapo-c101/#Firmware-Release-Notes
• https://www.tp-link.com/us/support/faq/5251/
• https://www.tp-link.com/en/support/download/tapo-c100/#Firmware-Release-Notes