CVE-2024-28861 Gadget chain in Symfony 1 due to uncontrolled unserialized input in sfNamespacedParameterHolder

Symfony 1 is a community-driven fork of the 1.x branch of Symfony, a PHP framework for web projects. Starting in version 1.1.0 and prior to version 1.5.19, Symfony 1 has a gadget chain due to dangerous deserialization in sfNamespacedParameterHolder class that would enable an attacker to get remot...