CVE-2026-72779 Craft CMS 5.0.0-RC1 before 5.10.6 Arbitrary File Read via SplFileObject

Craft CMS 5.0.0-RC1 before 5.10.6 and 4.0.0-RC1 before 4.18.2 contain an arbitrary file read vulnerability. The create Twig function restricts class instantiation using a 5-entry blocklist that does not include SplFileObject, allowing an authenticated administrator with allowAdminChanges=true to...