CVE-2026-42613

Grav’s Login plugin vulnerability CVE-2026-42613 arises from missing server-side validation of attacker-controlled groups and access fields in the registration flow. Prior to 2.0.0-beta.2, if registration is enabled and groups or access are allowed in the configured fields, an unauthenticated use...

Improper Input Validation

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Improper Input Validation via the register process. An attacker can gain unauthorized administrative privileges by submitting crafted groups o...