A vulnerability marked as problematic has been reported in yiisoft yii2 up to 2.0.54 . This affects the function View::renderPhpFile of the component PHP File Handler . The manipulation of the argument _params_ leads to improper input validation. This vulnerability is traded as CVE-2026-39850 . It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.