CVE-2026-72779

Craft CMS prior to 5.10.6 (5.0.0-RC1 line) and before 4.18.2 in the 4.x track are affected. The vulnerability stems from the create() Twig function not blocking SplFileObject in a non-sandboxed template context, enabling an authenticated administrator (allowAdminChanges=true) to configure a malic...