CVE-2026-71232 MacCMS10 - Incomplete Function Blacklist in Template Editor Enables Authenticated RCE

MacCMS10's admin template editor application/admin/controller/Template.php blocks dangerous PHP functions in template content via a blacklist regex, but the blacklist omitted exec, passthru, popen, showsource, createfunction, registershutdownfunction, registertickfunction, and errorlog...