A vulnerability was found in Loytec LIP-ME20xC L-INX L-GATE L-ROC L-IOB L-DALI L-VIS L-PAD up to 8.4.16 and classified as very critical . This affects the function set-passwd of the file /usr/bin/ltsudo . Executing a manipulation can lead to improper privilege management. This vulnerability appears as CVE-2026-12502 . The attack requires local access. There is no available exploit.