Tenda TC3B15C

• CVE-2026-19749 Low 3.7 Tenda CH7 RTSP/ONVIF missing authentication 0.6%
• CVE-2026-19748 Low 3.7 Tenda CH7 Kylin Web Service CWebSessionManager_ParseSession entropy 0.5%
• CVE-2026-19747 Critical 9.8 Tenda CH7 ATE Module Kylin HandleCmd command injection 3.1%