CVE-2026-25498: Use of Externally-Controlled Input to Select Classes or Code

Craft is a platform for creating digital experiences. In versions 4.0.0-RC1 through 4.16.17 and 5.0.0-RC1 through 5.8.21, a Remote Code Execution RCE vulnerability exists in Craft CMS where the assembleLayoutFromPost function in src/services/Fields.php fails to sanitize user-supplied configuratio...