An authenticated stored cross-site scripting (XSS) exists in the TP-Link TL-SG1016DE affecting version TL-SG1016DE(UN) V7.6_1.0.0 Build 20230616, which could allow an adversary to run JavaScript in an administrator's browser. This issue was fixed in TL-SG1016DE(UN) V7_1.0.1 Build 20240628.
https://www.tp-link.com/en/support/download/tl-sg1016de/v7/#Firmware