A stack-based buffer overflow vulnerability exists in the import_stl.cc:import_stl() functionality of Openscad openscad-2020.12-RC2. A specially crafted STL file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1224
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1223