CVE-2026-77466 Lychee: Webshop payment bypass via unrestricted "Dummy" gateway selection

Lychee is a free, open-source photo-management tool. Prior to 7.7.0, Lychee hides the Omnipay Dummy test provider from the checkout options in production through OmnipayFactory::getsupportedproviders, but CreateSessionRequest validates only that the submitted provider is an OmnipayProviderType an...