CVE-2026-100869 Sylius 2.x before 2.1.16 and 2.2.9 Arbitrary Payment Action via Shop API

Sylius versions before 2.1.16 and 2.2.9 fail to restrict payment request actions in the Shop API endpoint, allowing customers to trigger refunds on completed orders. Attackers with order tokens can submit arbitrary payment actions like refunds that payment gateways execute while Sylius maintains...