MajorDoMo (aka Major Domestic Module) before 0662e5e allows command execution via thumb.php shell metacharacters. NOTE: this is unrelated to the Majordomo mailing-list manager.
packetstormsecurity.com/files/176273/MajorDoMo-Remote-Code-Execution.html
packetstormsecurity.com/files/176669/MajorDoMo-Command-Injection.html
seclists.org/fulldisclosure/2023/Dec/19
github.com/sergejey/majordomo/commit/0662e5ebfb133445ff6154b69c61019357092178
github.com/sergejey/majordomo/commit/3ec3ffb863ea3c2661ab27d398776c551f4daaac