CVE-2026-61451: URL Redirection to Untrusted Site

The Grav API plugin grav-plugin-api before 1.0.4 does not validate the origin of the client-supplied adminbaseurl field in the POST /api/v1/auth/forgot-password endpoint. The sanitizeHttpUrl function only checks that the URL scheme is http/https and never verifies the host against the server's ow...