CVE-2026-42560 auth: Patreon provider assigns the same local user ID to every authenticated Patreon account, enabling cross‑user impersonation

auth provides authentication via oauth2, direct and email. From versions 1.18.0 to before 1.25.2 and 2.0.0 to before 2.1.2, the Patreon OAuth provider maps every authenticated Patreon account to the same local user.ID, instead of deriving a unique ID from the Patreon account returned by Patreon. ...