An issue was discovered in goform/formSetIptv in Tenda AC15V1.0 V15.03.05.18_multi. When the condition is met, `s1_1` will be passed into sub_B0488, concatenated into `doSystemCmd`. The value of s1_1 is not validated, potentially leading to a command injection vulnerability.
https://www.tenda.com.cn/material/show/2710
https://github.com/akuma-QAQ/CVEreport/tree/main/D-link/CVE-2026-24101